Home / 5,960.32-8,931.36-3,187.38

Finding the Fourth Proportional to 5,960.32, 8,931.36 and 3,187.38

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Solution

The fourth proportional to 5,960.32, 8,931.36 and 3,187.38 is: 4,776.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,960.32 : 8,931.36 = 3,187.38 : x
  2. Step 2: Convert to fraction form
    5,960.32/8,931.36 = 3,187.38/x
  3. Step 3: Cross multiply
    5,960.32x = 8,931.36 × 3,187.38
  4. Step 4: Simplify right side
    5,960.32x = 28,467,683.68
  5. Step 5: Solve for x
    x = 28,467,683.68/5,960.32
  6. Step 6: Final answer
    x = 4,776.20

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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.