Home / 8,350.92-11,539.62-5,989.32

Finding the Fourth Proportional to 8,350.92, 11,539.62 and 5,989.32

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Solution

The fourth proportional to 8,350.92, 11,539.62 and 5,989.32 is: 8,276.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,350.92 : 11,539.62 = 5,989.32 : x
  2. Step 2: Convert to fraction form
    8,350.92/11,539.62 = 5,989.32/x
  3. Step 3: Cross multiply
    8,350.92x = 11,539.62 × 5,989.32
  4. Step 4: Simplify right side
    8,350.92x = 69,114,476.86
  5. Step 5: Solve for x
    x = 69,114,476.86/8,350.92
  6. Step 6: Final answer
    x = 8,276.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.