Home / 4,691.14-6,475.05-3,118.66

Finding the Fourth Proportional to 4,691.14, 6,475.05 and 3,118.66

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Solution

The fourth proportional to 4,691.14, 6,475.05 and 3,118.66 is: 4,304.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,691.14 : 6,475.05 = 3,118.66 : x
  2. Step 2: Convert to fraction form
    4,691.14/6,475.05 = 3,118.66/x
  3. Step 3: Cross multiply
    4,691.14x = 6,475.05 × 3,118.66
  4. Step 4: Simplify right side
    4,691.14x = 20,193,479.43
  5. Step 5: Solve for x
    x = 20,193,479.43/4,691.14
  6. Step 6: Final answer
    x = 4,304.60

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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.