Home / 4,249.20-6,373.56-2,170.02

Finding the Fourth Proportional to 4,249.20, 6,373.56 and 2,170.02

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Solution

The fourth proportional to 4,249.20, 6,373.56 and 2,170.02 is: 3,254.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,249.20 : 6,373.56 = 2,170.02 : x
  2. Step 2: Convert to fraction form
    4,249.20/6,373.56 = 2,170.02/x
  3. Step 3: Cross multiply
    4,249.20x = 6,373.56 × 2,170.02
  4. Step 4: Simplify right side
    4,249.20x = 13,830,752.67
  5. Step 5: Solve for x
    x = 13,830,752.67/4,249.20
  6. Step 6: Final answer
    x = 3,254.91

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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.