Home / 10,372.38-15,559.46-4,449.53

Finding the Fourth Proportional to 10,372.38, 15,559.46 and 4,449.53

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Solution

The fourth proportional to 10,372.38, 15,559.46 and 4,449.53 is: 6,674.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,372.38 : 15,559.46 = 4,449.53 : x
  2. Step 2: Convert to fraction form
    10,372.38/15,559.46 = 4,449.53/x
  3. Step 3: Cross multiply
    10,372.38x = 15,559.46 × 4,449.53
  4. Step 4: Simplify right side
    10,372.38x = 69,232,317.39
  5. Step 5: Solve for x
    x = 69,232,317.39/10,372.38
  6. Step 6: Final answer
    x = 6,674.68

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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.