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Finding the Fourth Proportional to 4,479.70, 6,184.02 and 2,711.02

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Solution

The fourth proportional to 4,479.70, 6,184.02 and 2,711.02 is: 3,742.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,479.70 : 6,184.02 = 2,711.02 : x
  2. Step 2: Convert to fraction form
    4,479.70/6,184.02 = 2,711.02/x
  3. Step 3: Cross multiply
    4,479.70x = 6,184.02 × 2,711.02
  4. Step 4: Simplify right side
    4,479.70x = 16,765,001.90
  5. Step 5: Solve for x
    x = 16,765,001.90/4,479.70
  6. Step 6: Final answer
    x = 3,742.44

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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.