Home / 10,607.76-15,916.50-4,372.38

Finding the Fourth Proportional to 10,607.76, 15,916.50 and 4,372.38

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Solution

The fourth proportional to 10,607.76, 15,916.50 and 4,372.38 is: 6,560.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,607.76 : 15,916.50 = 4,372.38 : x
  2. Step 2: Convert to fraction form
    10,607.76/15,916.50 = 4,372.38/x
  3. Step 3: Cross multiply
    10,607.76x = 15,916.50 × 4,372.38
  4. Step 4: Simplify right side
    10,607.76x = 69,592,986.27
  5. Step 5: Solve for x
    x = 69,592,986.27/10,607.76
  6. Step 6: Final answer
    x = 6,560.57

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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.