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Finding the Fourth Proportional to 5,522.57, 7,613.09 and 4,341.59

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Solution

The fourth proportional to 5,522.57, 7,613.09 and 4,341.59 is: 5,985.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,522.57 : 7,613.09 = 4,341.59 : x
  2. Step 2: Convert to fraction form
    5,522.57/7,613.09 = 4,341.59/x
  3. Step 3: Cross multiply
    5,522.57x = 7,613.09 × 4,341.59
  4. Step 4: Simplify right side
    5,522.57x = 33,052,855.64
  5. Step 5: Solve for x
    x = 33,052,855.64/5,522.57
  6. Step 6: Final answer
    x = 5,985.06

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Half scale
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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.