Home / 5,641.22-8,466.68-2,721.98

Finding the Fourth Proportional to 5,641.22, 8,466.68 and 2,721.98

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Solution

The fourth proportional to 5,641.22, 8,466.68 and 2,721.98 is: 4,085.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,641.22 : 8,466.68 = 2,721.98 : x
  2. Step 2: Convert to fraction form
    5,641.22/8,466.68 = 2,721.98/x
  3. Step 3: Cross multiply
    5,641.22x = 8,466.68 × 2,721.98
  4. Step 4: Simplify right side
    5,641.22x = 23,046,098.10
  5. Step 5: Solve for x
    x = 23,046,098.10/5,641.22
  6. Step 6: Final answer
    x = 4,085.31

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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.