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Finding the Fourth Proportional to 5,929.26, 8,938.89 and 5,611.74

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Solution

The fourth proportional to 5,929.26, 8,938.89 and 5,611.74 is: 8,460.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,929.26 : 8,938.89 = 5,611.74 : x
  2. Step 2: Convert to fraction form
    5,929.26/8,938.89 = 5,611.74/x
  3. Step 3: Cross multiply
    5,929.26x = 8,938.89 × 5,611.74
  4. Step 4: Simplify right side
    5,929.26x = 50,162,726.57
  5. Step 5: Solve for x
    x = 50,162,726.57/5,929.26
  6. Step 6: Final answer
    x = 8,460.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.