Home / 5,752.91-8,618.08-2,981.39

Finding the Fourth Proportional to 5,752.91, 8,618.08 and 2,981.39

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Solution

The fourth proportional to 5,752.91, 8,618.08 and 2,981.39 is: 4,466.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,752.91 : 8,618.08 = 2,981.39 : x
  2. Step 2: Convert to fraction form
    5,752.91/8,618.08 = 2,981.39/x
  3. Step 3: Cross multiply
    5,752.91x = 8,618.08 × 2,981.39
  4. Step 4: Simplify right side
    5,752.91x = 25,693,871.62
  5. Step 5: Solve for x
    x = 25,693,871.62/5,752.91
  6. Step 6: Final answer
    x = 4,466.24

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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.