Home / 10,372.08-15,549.28-4,524.40

Finding the Fourth Proportional to 10,372.08, 15,549.28 and 4,524.40

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Solution

The fourth proportional to 10,372.08, 15,549.28 and 4,524.40 is: 6,782.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,372.08 : 15,549.28 = 4,524.40 : x
  2. Step 2: Convert to fraction form
    10,372.08/15,549.28 = 4,524.40/x
  3. Step 3: Cross multiply
    10,372.08x = 15,549.28 × 4,524.40
  4. Step 4: Simplify right side
    10,372.08x = 70,351,162.43
  5. Step 5: Solve for x
    x = 70,351,162.43/10,372.08
  6. Step 6: Final answer
    x = 6,782.74

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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.