Home / 4,257.64-5,876.24-2,488.90

Finding the Fourth Proportional to 4,257.64, 5,876.24 and 2,488.90

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Solution

The fourth proportional to 4,257.64, 5,876.24 and 2,488.90 is: 3,435.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,257.64 : 5,876.24 = 2,488.90 : x
  2. Step 2: Convert to fraction form
    4,257.64/5,876.24 = 2,488.90/x
  3. Step 3: Cross multiply
    4,257.64x = 5,876.24 × 2,488.90
  4. Step 4: Simplify right side
    4,257.64x = 14,625,373.74
  5. Step 5: Solve for x
    x = 14,625,373.74/4,257.64
  6. Step 6: Final answer
    x = 3,435.09

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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.