Home / 10,388.63-14,337.34-6,196.88

Finding the Fourth Proportional to 10,388.63, 14,337.34 and 6,196.88

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Solution

The fourth proportional to 10,388.63, 14,337.34 and 6,196.88 is: 8,552.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,388.63 : 14,337.34 = 6,196.88 : x
  2. Step 2: Convert to fraction form
    10,388.63/14,337.34 = 6,196.88/x
  3. Step 3: Cross multiply
    10,388.63x = 14,337.34 × 6,196.88
  4. Step 4: Simplify right side
    10,388.63x = 88,846,703.81
  5. Step 5: Solve for x
    x = 88,846,703.81/10,388.63
  6. Step 6: Final answer
    x = 8,552.31

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Half scale
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Double scale
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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.