Home / 6,149.12-9,216.30-2,251.40

Finding the Fourth Proportional to 6,149.12, 9,216.30 and 2,251.40

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Solution

The fourth proportional to 6,149.12, 9,216.30 and 2,251.40 is: 3,374.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,149.12 : 9,216.30 = 2,251.40 : x
  2. Step 2: Convert to fraction form
    6,149.12/9,216.30 = 2,251.40/x
  3. Step 3: Cross multiply
    6,149.12x = 9,216.30 × 2,251.40
  4. Step 4: Simplify right side
    6,149.12x = 20,749,577.82
  5. Step 5: Solve for x
    x = 20,749,577.82/6,149.12
  6. Step 6: Final answer
    x = 3,374.40

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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.