Home / 3,116.40-4,298.76-2,452.24

Finding the Fourth Proportional to 3,116.40, 4,298.76 and 2,452.24

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Solution

The fourth proportional to 3,116.40, 4,298.76 and 2,452.24 is: 3,382.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,116.40 : 4,298.76 = 2,452.24 : x
  2. Step 2: Convert to fraction form
    3,116.40/4,298.76 = 2,452.24/x
  3. Step 3: Cross multiply
    3,116.40x = 4,298.76 × 2,452.24
  4. Step 4: Simplify right side
    3,116.40x = 10,541,591.22
  5. Step 5: Solve for x
    x = 10,541,591.22/3,116.40
  6. Step 6: Final answer
    x = 3,382.62

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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.