Home / 8,468.73-12,702.62-2,312.25

Finding the Fourth Proportional to 8,468.73, 12,702.62 and 2,312.25

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Solution

The fourth proportional to 8,468.73, 12,702.62 and 2,312.25 is: 3,468.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,468.73 : 12,702.62 = 2,312.25 : x
  2. Step 2: Convert to fraction form
    8,468.73/12,702.62 = 2,312.25/x
  3. Step 3: Cross multiply
    8,468.73x = 12,702.62 × 2,312.25
  4. Step 4: Simplify right side
    8,468.73x = 29,371,621.53
  5. Step 5: Solve for x
    x = 29,371,621.53/8,468.73
  6. Step 6: Final answer
    x = 3,468.24

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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.