Home / 4,255.29-5,869.67-2,486.25

Finding the Fourth Proportional to 4,255.29, 5,869.67 and 2,486.25

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Solution

The fourth proportional to 4,255.29, 5,869.67 and 2,486.25 is: 3,429.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,255.29 : 5,869.67 = 2,486.25 : x
  2. Step 2: Convert to fraction form
    4,255.29/5,869.67 = 2,486.25/x
  3. Step 3: Cross multiply
    4,255.29x = 5,869.67 × 2,486.25
  4. Step 4: Simplify right side
    4,255.29x = 14,593,454.61
  5. Step 5: Solve for x
    x = 14,593,454.61/4,255.29
  6. Step 6: Final answer
    x = 3,429.49

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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.