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Finding the Fourth Proportional to 5,929.31, 8,893.97 and 2,420.97

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Solution

The fourth proportional to 5,929.31, 8,893.97 and 2,420.97 is: 3,631.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,929.31 : 8,893.97 = 2,420.97 : x
  2. Step 2: Convert to fraction form
    5,929.31/8,893.97 = 2,420.97/x
  3. Step 3: Cross multiply
    5,929.31x = 8,893.97 × 2,420.97
  4. Step 4: Simplify right side
    5,929.31x = 21,532,032.96
  5. Step 5: Solve for x
    x = 21,532,032.96/5,929.31
  6. Step 6: Final answer
    x = 3,631.46

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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.