Home / 2,517.87-3,473.29-1,607.68

Finding the Fourth Proportional to 2,517.87, 3,473.29 and 1,607.68

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Solution

The fourth proportional to 2,517.87, 3,473.29 and 1,607.68 is: 2,217.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,517.87 : 3,473.29 = 1,607.68 : x
  2. Step 2: Convert to fraction form
    2,517.87/3,473.29 = 1,607.68/x
  3. Step 3: Cross multiply
    2,517.87x = 3,473.29 × 1,607.68
  4. Step 4: Simplify right side
    2,517.87x = 5,583,938.87
  5. Step 5: Solve for x
    x = 5,583,938.87/2,517.87
  6. Step 6: Final answer
    x = 2,217.72

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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.