Home / 3,380.22-5,070.42-1,624.95

Finding the Fourth Proportional to 3,380.22, 5,070.42 and 1,624.95

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Solution

The fourth proportional to 3,380.22, 5,070.42 and 1,624.95 is: 2,437.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,380.22 : 5,070.42 = 1,624.95 : x
  2. Step 2: Convert to fraction form
    3,380.22/5,070.42 = 1,624.95/x
  3. Step 3: Cross multiply
    3,380.22x = 5,070.42 × 1,624.95
  4. Step 4: Simplify right side
    3,380.22x = 8,239,178.98
  5. Step 5: Solve for x
    x = 8,239,178.98/3,380.22
  6. Step 6: Final answer
    x = 2,437.47

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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.