Home / 4,754.40-7,131.60-1,637.93

Finding the Fourth Proportional to 4,754.40, 7,131.60 and 1,637.93

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Solution

The fourth proportional to 4,754.40, 7,131.60 and 1,637.93 is: 2,456.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,754.40 : 7,131.60 = 1,637.93 : x
  2. Step 2: Convert to fraction form
    4,754.40/7,131.60 = 1,637.93/x
  3. Step 3: Cross multiply
    4,754.40x = 7,131.60 × 1,637.93
  4. Step 4: Simplify right side
    4,754.40x = 11,681,061.59
  5. Step 5: Solve for x
    x = 11,681,061.59/4,754.40
  6. Step 6: Final answer
    x = 2,456.90

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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.