Home / 6,637.47-9,957.12-2,253.75

Finding the Fourth Proportional to 6,637.47, 9,957.12 and 2,253.75

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Solution

The fourth proportional to 6,637.47, 9,957.12 and 2,253.75 is: 3,380.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,637.47 : 9,957.12 = 2,253.75 : x
  2. Step 2: Convert to fraction form
    6,637.47/9,957.12 = 2,253.75/x
  3. Step 3: Cross multiply
    6,637.47x = 9,957.12 × 2,253.75
  4. Step 4: Simplify right side
    6,637.47x = 22,440,859.20
  5. Step 5: Solve for x
    x = 22,440,859.20/6,637.47
  6. Step 6: Final answer
    x = 3,380.94

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1.5x scale

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.