Home / 9,010.44-12,435.66-5,031.78

Finding the Fourth Proportional to 9,010.44, 12,435.66 and 5,031.78

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Solution

The fourth proportional to 9,010.44, 12,435.66 and 5,031.78 is: 6,944.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,010.44 : 12,435.66 = 5,031.78 : x
  2. Step 2: Convert to fraction form
    9,010.44/12,435.66 = 5,031.78/x
  3. Step 3: Cross multiply
    9,010.44x = 12,435.66 × 5,031.78
  4. Step 4: Simplify right side
    9,010.44x = 62,573,505.27
  5. Step 5: Solve for x
    x = 62,573,505.27/9,010.44
  6. Step 6: Final answer
    x = 6,944.56

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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.