Home / 10,344.53-15,520.95-4,724.87

Finding the Fourth Proportional to 10,344.53, 15,520.95 and 4,724.87

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Solution

The fourth proportional to 10,344.53, 15,520.95 and 4,724.87 is: 7,089.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,344.53 : 15,520.95 = 4,724.87 : x
  2. Step 2: Convert to fraction form
    10,344.53/15,520.95 = 4,724.87/x
  3. Step 3: Cross multiply
    10,344.53x = 15,520.95 × 4,724.87
  4. Step 4: Simplify right side
    10,344.53x = 73,334,393.42
  5. Step 5: Solve for x
    x = 73,334,393.42/10,344.53
  6. Step 6: Final answer
    x = 7,089.19

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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.