Home / 10,892.78-15,032.03-6,177.06

Finding the Fourth Proportional to 10,892.78, 15,032.03 and 6,177.06

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Solution

The fourth proportional to 10,892.78, 15,032.03 and 6,177.06 is: 8,524.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,892.78 : 15,032.03 = 6,177.06 : x
  2. Step 2: Convert to fraction form
    10,892.78/15,032.03 = 6,177.06/x
  3. Step 3: Cross multiply
    10,892.78x = 15,032.03 × 6,177.06
  4. Step 4: Simplify right side
    10,892.78x = 92,853,772.47
  5. Step 5: Solve for x
    x = 92,853,772.47/10,892.78
  6. Step 6: Final answer
    x = 8,524.34

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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.