Home / 7,380.28-10,184.65-4,023.13

Finding the Fourth Proportional to 7,380.28, 10,184.65 and 4,023.13

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Solution

The fourth proportional to 7,380.28, 10,184.65 and 4,023.13 is: 5,551.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,380.28 : 10,184.65 = 4,023.13 : x
  2. Step 2: Convert to fraction form
    7,380.28/10,184.65 = 4,023.13/x
  3. Step 3: Cross multiply
    7,380.28x = 10,184.65 × 4,023.13
  4. Step 4: Simplify right side
    7,380.28x = 40,974,170.95
  5. Step 5: Solve for x
    x = 40,974,170.95/7,380.28
  6. Step 6: Final answer
    x = 5,551.85

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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.