Home / 10,614.72-15,923.52-3,688.32

Finding the Fourth Proportional to 10,614.72, 15,923.52 and 3,688.32

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Solution

The fourth proportional to 10,614.72, 15,923.52 and 3,688.32 is: 5,532.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,614.72 : 15,923.52 = 3,688.32 : x
  2. Step 2: Convert to fraction form
    10,614.72/15,923.52 = 3,688.32/x
  3. Step 3: Cross multiply
    10,614.72x = 15,923.52 × 3,688.32
  4. Step 4: Simplify right side
    10,614.72x = 58,731,037.29
  5. Step 5: Solve for x
    x = 58,731,037.29/10,614.72
  6. Step 6: Final answer
    x = 5,532.98

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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.