Home / 8,838.39-13,257.59-3,644.13

Finding the Fourth Proportional to 8,838.39, 13,257.59 and 3,644.13

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Solution

The fourth proportional to 8,838.39, 13,257.59 and 3,644.13 is: 5,466.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,838.39 : 13,257.59 = 3,644.13 : x
  2. Step 2: Convert to fraction form
    8,838.39/13,257.59 = 3,644.13/x
  3. Step 3: Cross multiply
    8,838.39x = 13,257.59 × 3,644.13
  4. Step 4: Simplify right side
    8,838.39x = 48,312,363.23
  5. Step 5: Solve for x
    x = 48,312,363.23/8,838.39
  6. Step 6: Final answer
    x = 5,466.20

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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.