Home / 8,184.52-12,275.55-2,637.13

Finding the Fourth Proportional to 8,184.52, 12,275.55 and 2,637.13

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Solution

The fourth proportional to 8,184.52, 12,275.55 and 2,637.13 is: 3,955.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,184.52 : 12,275.55 = 2,637.13 : x
  2. Step 2: Convert to fraction form
    8,184.52/12,275.55 = 2,637.13/x
  3. Step 3: Cross multiply
    8,184.52x = 12,275.55 × 2,637.13
  4. Step 4: Simplify right side
    8,184.52x = 32,372,221.17
  5. Step 5: Solve for x
    x = 32,372,221.17/8,184.52
  6. Step 6: Final answer
    x = 3,955.30

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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.