Home / 10,264.40-15,397.82-3,690.04

Finding the Fourth Proportional to 10,264.40, 15,397.82 and 3,690.04

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Solution

The fourth proportional to 10,264.40, 15,397.82 and 3,690.04 is: 5,535.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,264.40 : 15,397.82 = 3,690.04 : x
  2. Step 2: Convert to fraction form
    10,264.40/15,397.82 = 3,690.04/x
  3. Step 3: Cross multiply
    10,264.40x = 15,397.82 × 3,690.04
  4. Step 4: Simplify right side
    10,264.40x = 56,818,571.71
  5. Step 5: Solve for x
    x = 56,818,571.71/10,264.40
  6. Step 6: Final answer
    x = 5,535.50

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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.