Home / 3,175.04-4,381.49-2,503.55

Finding the Fourth Proportional to 3,175.04, 4,381.49 and 2,503.55

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Solution

The fourth proportional to 3,175.04, 4,381.49 and 2,503.55 is: 3,454.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,175.04 : 4,381.49 = 2,503.55 : x
  2. Step 2: Convert to fraction form
    3,175.04/4,381.49 = 2,503.55/x
  3. Step 3: Cross multiply
    3,175.04x = 4,381.49 × 2,503.55
  4. Step 4: Simplify right side
    3,175.04x = 10,969,296.50
  5. Step 5: Solve for x
    x = 10,969,296.50/3,175.04
  6. Step 6: Final answer
    x = 3,454.85

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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.