Home / 10,614.12-15,928.50-3,688.62

Finding the Fourth Proportional to 10,614.12, 15,928.50 and 3,688.62

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Solution

The fourth proportional to 10,614.12, 15,928.50 and 3,688.62 is: 5,535.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,614.12 : 15,928.50 = 3,688.62 : x
  2. Step 2: Convert to fraction form
    10,614.12/15,928.50 = 3,688.62/x
  3. Step 3: Cross multiply
    10,614.12x = 15,928.50 × 3,688.62
  4. Step 4: Simplify right side
    10,614.12x = 58,754,183.67
  5. Step 5: Solve for x
    x = 58,754,183.67/10,614.12
  6. Step 6: Final answer
    x = 5,535.47

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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.