Home / 6,637.20-9,950.51-3,125.36

Finding the Fourth Proportional to 6,637.20, 9,950.51 and 3,125.36

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Solution

The fourth proportional to 6,637.20, 9,950.51 and 3,125.36 is: 4,685.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,637.20 : 9,950.51 = 3,125.36 : x
  2. Step 2: Convert to fraction form
    6,637.20/9,950.51 = 3,125.36/x
  3. Step 3: Cross multiply
    6,637.20x = 9,950.51 × 3,125.36
  4. Step 4: Simplify right side
    6,637.20x = 31,098,917.45
  5. Step 5: Solve for x
    x = 31,098,917.45/6,637.20
  6. Step 6: Final answer
    x = 4,685.55

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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.