Home / 10,607.14-15,916.18-4,371.76

Finding the Fourth Proportional to 10,607.14, 15,916.18 and 4,371.76

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Solution

The fourth proportional to 10,607.14, 15,916.18 and 4,371.76 is: 6,559.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,607.14 : 15,916.18 = 4,371.76 : x
  2. Step 2: Convert to fraction form
    10,607.14/15,916.18 = 4,371.76/x
  3. Step 3: Cross multiply
    10,607.14x = 15,916.18 × 4,371.76
  4. Step 4: Simplify right side
    10,607.14x = 69,581,719.08
  5. Step 5: Solve for x
    x = 69,581,719.08/10,607.14
  6. Step 6: Final answer
    x = 6,559.89

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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.