Home / 5,637.30-8,454.67-2,127.68

Finding the Fourth Proportional to 5,637.30, 8,454.67 and 2,127.68

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Solution

The fourth proportional to 5,637.30, 8,454.67 and 2,127.68 is: 3,191.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,637.30 : 8,454.67 = 2,127.68 : x
  2. Step 2: Convert to fraction form
    5,637.30/8,454.67 = 2,127.68/x
  3. Step 3: Cross multiply
    5,637.30x = 8,454.67 × 2,127.68
  4. Step 4: Simplify right side
    5,637.30x = 17,988,816.38
  5. Step 5: Solve for x
    x = 17,988,816.38/5,637.30
  6. Step 6: Final answer
    x = 3,191.04

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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.