Home / 3,184.67-4,387-2,711.04

Finding the Fourth Proportional to 3,184.67, 4,387 and 2,711.04

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Solution

The fourth proportional to 3,184.67, 4,387 and 2,711.04 is: 3,734.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,184.67 : 4,387 = 2,711.04 : x
  2. Step 2: Convert to fraction form
    3,184.67/4,387 = 2,711.04/x
  3. Step 3: Cross multiply
    3,184.67x = 4,387 × 2,711.04
  4. Step 4: Simplify right side
    3,184.67x = 11,893,332.48
  5. Step 5: Solve for x
    x = 11,893,332.48/3,184.67
  6. Step 6: Final answer
    x = 3,734.56

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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.