Home / 5,134.33-7,702.45-1,625.22

Finding the Fourth Proportional to 5,134.33, 7,702.45 and 1,625.22

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Solution

The fourth proportional to 5,134.33, 7,702.45 and 1,625.22 is: 2,438.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,134.33 : 7,702.45 = 1,625.22 : x
  2. Step 2: Convert to fraction form
    5,134.33/7,702.45 = 1,625.22/x
  3. Step 3: Cross multiply
    5,134.33x = 7,702.45 × 1,625.22
  4. Step 4: Simplify right side
    5,134.33x = 12,518,175.79
  5. Step 5: Solve for x
    x = 12,518,175.79/5,134.33
  6. Step 6: Final answer
    x = 2,438.13

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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.