Home / 4,167.32-5,750.80-2,398.75

Finding the Fourth Proportional to 4,167.32, 5,750.80 and 2,398.75

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Solution

The fourth proportional to 4,167.32, 5,750.80 and 2,398.75 is: 3,310.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,167.32 : 5,750.80 = 2,398.75 : x
  2. Step 2: Convert to fraction form
    4,167.32/5,750.80 = 2,398.75/x
  3. Step 3: Cross multiply
    4,167.32x = 5,750.80 × 2,398.75
  4. Step 4: Simplify right side
    4,167.32x = 13,794,711.13
  5. Step 5: Solve for x
    x = 13,794,711.13/4,167.32
  6. Step 6: Final answer
    x = 3,310.22

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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.