Home / 3,118.20-4,675.52-2,503.04

Finding the Fourth Proportional to 3,118.20, 4,675.52 and 2,503.04

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Solution

The fourth proportional to 3,118.20, 4,675.52 and 2,503.04 is: 3,753.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,118.20 : 4,675.52 = 2,503.04 : x
  2. Step 2: Convert to fraction form
    3,118.20/4,675.52 = 2,503.04/x
  3. Step 3: Cross multiply
    3,118.20x = 4,675.52 × 2,503.04
  4. Step 4: Simplify right side
    3,118.20x = 11,703,013.58
  5. Step 5: Solve for x
    x = 11,703,013.58/3,118.20
  6. Step 6: Final answer
    x = 3,753.13

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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.