Home / 10,305.36-14,220.84-5,999.76

Finding the Fourth Proportional to 10,305.36, 14,220.84 and 5,999.76

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Solution

The fourth proportional to 10,305.36, 14,220.84 and 5,999.76 is: 8,279.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,305.36 : 14,220.84 = 5,999.76 : x
  2. Step 2: Convert to fraction form
    10,305.36/14,220.84 = 5,999.76/x
  3. Step 3: Cross multiply
    10,305.36x = 14,220.84 × 5,999.76
  4. Step 4: Simplify right side
    10,305.36x = 85,321,627.00
  5. Step 5: Solve for x
    x = 85,321,627.00/10,305.36
  6. Step 6: Final answer
    x = 8,279.34

Related Problems

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.