Home / 8,268.08-12,402.54-2,425.16

Finding the Fourth Proportional to 8,268.08, 12,402.54 and 2,425.16

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Solution

The fourth proportional to 8,268.08, 12,402.54 and 2,425.16 is: 3,637.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,268.08 : 12,402.54 = 2,425.16 : x
  2. Step 2: Convert to fraction form
    8,268.08/12,402.54 = 2,425.16/x
  3. Step 3: Cross multiply
    8,268.08x = 12,402.54 × 2,425.16
  4. Step 4: Simplify right side
    8,268.08x = 30,078,143.91
  5. Step 5: Solve for x
    x = 30,078,143.91/8,268.08
  6. Step 6: Final answer
    x = 3,637.86

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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.