Home / 4,171.20-6,252.28-2,711.40

Finding the Fourth Proportional to 4,171.20, 6,252.28 and 2,711.40

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Solution

The fourth proportional to 4,171.20, 6,252.28 and 2,711.40 is: 4,064.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,171.20 : 6,252.28 = 2,711.40 : x
  2. Step 2: Convert to fraction form
    4,171.20/6,252.28 = 2,711.40/x
  3. Step 3: Cross multiply
    4,171.20x = 6,252.28 × 2,711.40
  4. Step 4: Simplify right side
    4,171.20x = 16,952,431.99
  5. Step 5: Solve for x
    x = 16,952,431.99/4,171.20
  6. Step 6: Final answer
    x = 4,064.16

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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.