Home / 10,507.44-15,761.56-3,932.94

Finding the Fourth Proportional to 10,507.44, 15,761.56 and 3,932.94

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Solution

The fourth proportional to 10,507.44, 15,761.56 and 3,932.94 is: 5,899.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,507.44 : 15,761.56 = 3,932.94 : x
  2. Step 2: Convert to fraction form
    10,507.44/15,761.56 = 3,932.94/x
  3. Step 3: Cross multiply
    10,507.44x = 15,761.56 × 3,932.94
  4. Step 4: Simplify right side
    10,507.44x = 61,989,269.79
  5. Step 5: Solve for x
    x = 61,989,269.79/10,507.44
  6. Step 6: Final answer
    x = 5,899.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.