Home / 5,728.08-8,592.12-3,132.84

Finding the Fourth Proportional to 5,728.08, 8,592.12 and 3,132.84

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Solution

The fourth proportional to 5,728.08, 8,592.12 and 3,132.84 is: 4,699.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,728.08 : 8,592.12 = 3,132.84 : x
  2. Step 2: Convert to fraction form
    5,728.08/8,592.12 = 3,132.84/x
  3. Step 3: Cross multiply
    5,728.08x = 8,592.12 × 3,132.84
  4. Step 4: Simplify right side
    5,728.08x = 26,917,737.22
  5. Step 5: Solve for x
    x = 26,917,737.22/5,728.08
  6. Step 6: Final answer
    x = 4,699.26

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Similar ratio
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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.