Home / 10,916.14-16,374.24-3,521.14

Finding the Fourth Proportional to 10,916.14, 16,374.24 and 3,521.14

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Solution

The fourth proportional to 10,916.14, 16,374.24 and 3,521.14 is: 5,281.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,916.14 : 16,374.24 = 3,521.14 : x
  2. Step 2: Convert to fraction form
    10,916.14/16,374.24 = 3,521.14/x
  3. Step 3: Cross multiply
    10,916.14x = 16,374.24 × 3,521.14
  4. Step 4: Simplify right side
    10,916.14x = 57,655,991.43
  5. Step 5: Solve for x
    x = 57,655,991.43/10,916.14
  6. Step 6: Final answer
    x = 5,281.72

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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.