Home / 11,539.32-17,294.40-7,377.72

Finding the Fourth Proportional to 11,539.32, 17,294.40 and 7,377.72

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Solution

The fourth proportional to 11,539.32, 17,294.40 and 7,377.72 is: 11,057.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,539.32 : 17,294.40 = 7,377.72 : x
  2. Step 2: Convert to fraction form
    11,539.32/17,294.40 = 7,377.72/x
  3. Step 3: Cross multiply
    11,539.32x = 17,294.40 × 7,377.72
  4. Step 4: Simplify right side
    11,539.32x = 127,593,240.77
  5. Step 5: Solve for x
    x = 127,593,240.77/11,539.32
  6. Step 6: Final answer
    x = 11,057.26

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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.