Home / 3,515.56-4,853.44-2,398.14

Finding the Fourth Proportional to 3,515.56, 4,853.44 and 2,398.14

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Solution

The fourth proportional to 3,515.56, 4,853.44 and 2,398.14 is: 3,310.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,515.56 : 4,853.44 = 2,398.14 : x
  2. Step 2: Convert to fraction form
    3,515.56/4,853.44 = 2,398.14/x
  3. Step 3: Cross multiply
    3,515.56x = 4,853.44 × 2,398.14
  4. Step 4: Simplify right side
    3,515.56x = 11,639,228.60
  5. Step 5: Solve for x
    x = 11,639,228.60/3,515.56
  6. Step 6: Final answer
    x = 3,310.78

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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.