Home / 5,101.13-7,650.98-1,637.93

Finding the Fourth Proportional to 5,101.13, 7,650.98 and 1,637.93

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Solution

The fourth proportional to 5,101.13, 7,650.98 and 1,637.93 is: 2,456.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,101.13 : 7,650.98 = 1,637.93 : x
  2. Step 2: Convert to fraction form
    5,101.13/7,650.98 = 1,637.93/x
  3. Step 3: Cross multiply
    5,101.13x = 7,650.98 × 1,637.93
  4. Step 4: Simplify right side
    5,101.13x = 12,531,761.48
  5. Step 5: Solve for x
    x = 12,531,761.48/5,101.13
  6. Step 6: Final answer
    x = 2,456.66

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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.