Home / 4,218.01-5,820.87-2,449.96

Finding the Fourth Proportional to 4,218.01, 5,820.87 and 2,449.96

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Solution

The fourth proportional to 4,218.01, 5,820.87 and 2,449.96 is: 3,380.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,218.01 : 5,820.87 = 2,449.96 : x
  2. Step 2: Convert to fraction form
    4,218.01/5,820.87 = 2,449.96/x
  3. Step 3: Cross multiply
    4,218.01x = 5,820.87 × 2,449.96
  4. Step 4: Simplify right side
    4,218.01x = 14,260,898.67
  5. Step 5: Solve for x
    x = 14,260,898.67/4,218.01
  6. Step 6: Final answer
    x = 3,380.95

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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.