Home / 5,532.51-7,644.57-4,422.61

Finding the Fourth Proportional to 5,532.51, 7,644.57 and 4,422.61

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Solution

The fourth proportional to 5,532.51, 7,644.57 and 4,422.61 is: 6,110.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,532.51 : 7,644.57 = 4,422.61 : x
  2. Step 2: Convert to fraction form
    5,532.51/7,644.57 = 4,422.61/x
  3. Step 3: Cross multiply
    5,532.51x = 7,644.57 × 4,422.61
  4. Step 4: Simplify right side
    5,532.51x = 33,808,951.73
  5. Step 5: Solve for x
    x = 33,808,951.73/5,532.51
  6. Step 6: Final answer
    x = 6,110.96

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Half scale
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Double 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.