Home / 9,373.08-12,934.20-5,181

Finding the Fourth Proportional to 9,373.08, 12,934.20 and 5,181

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Solution

The fourth proportional to 9,373.08, 12,934.20 and 5,181 is: 7,149.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,373.08 : 12,934.20 = 5,181 : x
  2. Step 2: Convert to fraction form
    9,373.08/12,934.20 = 5,181/x
  3. Step 3: Cross multiply
    9,373.08x = 12,934.20 × 5,181
  4. Step 4: Simplify right side
    9,373.08x = 67,012,090.20
  5. Step 5: Solve for x
    x = 67,012,090.20/9,373.08
  6. Step 6: Final answer
    x = 7,149.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.