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Finding the Fourth Proportional to 5,292.62, 7,287.18 and 4,494.26

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Solution

The fourth proportional to 5,292.62, 7,287.18 and 4,494.26 is: 6,187.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,292.62 : 7,287.18 = 4,494.26 : x
  2. Step 2: Convert to fraction form
    5,292.62/7,287.18 = 4,494.26/x
  3. Step 3: Cross multiply
    5,292.62x = 7,287.18 × 4,494.26
  4. Step 4: Simplify right side
    5,292.62x = 32,750,481.59
  5. Step 5: Solve for x
    x = 32,750,481.59/5,292.62
  6. Step 6: Final answer
    x = 6,187.95

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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.