Home / 4,077.79-5,627.24-2,398.82

Finding the Fourth Proportional to 4,077.79, 5,627.24 and 2,398.82

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Solution

The fourth proportional to 4,077.79, 5,627.24 and 2,398.82 is: 3,310.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,077.79 : 5,627.24 = 2,398.82 : x
  2. Step 2: Convert to fraction form
    4,077.79/5,627.24 = 2,398.82/x
  3. Step 3: Cross multiply
    4,077.79x = 5,627.24 × 2,398.82
  4. Step 4: Simplify right side
    4,077.79x = 13,498,704.72
  5. Step 5: Solve for x
    x = 13,498,704.72/4,077.79
  6. Step 6: Final answer
    x = 3,310.30

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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.