Home / 10,266.75-14,168.34-5,789.63

Finding the Fourth Proportional to 10,266.75, 14,168.34 and 5,789.63

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Solution

The fourth proportional to 10,266.75, 14,168.34 and 5,789.63 is: 7,989.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,266.75 : 14,168.34 = 5,789.63 : x
  2. Step 2: Convert to fraction form
    10,266.75/14,168.34 = 5,789.63/x
  3. Step 3: Cross multiply
    10,266.75x = 14,168.34 × 5,789.63
  4. Step 4: Simplify right side
    10,266.75x = 82,029,481.74
  5. Step 5: Solve for x
    x = 82,029,481.74/10,266.75
  6. Step 6: Final answer
    x = 7,989.82

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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.