Home / 4,257.39-5,875.20-2,489.34

Finding the Fourth Proportional to 4,257.39, 5,875.20 and 2,489.34

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Solution

The fourth proportional to 4,257.39, 5,875.20 and 2,489.34 is: 3,435.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,257.39 : 5,875.20 = 2,489.34 : x
  2. Step 2: Convert to fraction form
    4,257.39/5,875.20 = 2,489.34/x
  3. Step 3: Cross multiply
    4,257.39x = 5,875.20 × 2,489.34
  4. Step 4: Simplify right side
    4,257.39x = 14,625,370.37
  5. Step 5: Solve for x
    x = 14,625,370.37/4,257.39
  6. Step 6: Final answer
    x = 3,435.29

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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.