Home / 2,517.08-3,473.10-2,143.56

Finding the Fourth Proportional to 2,517.08, 3,473.10 and 2,143.56

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Solution

The fourth proportional to 2,517.08, 3,473.10 and 2,143.56 is: 2,957.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,517.08 : 3,473.10 = 2,143.56 : x
  2. Step 2: Convert to fraction form
    2,517.08/3,473.10 = 2,143.56/x
  3. Step 3: Cross multiply
    2,517.08x = 3,473.10 × 2,143.56
  4. Step 4: Simplify right side
    2,517.08x = 7,444,798.24
  5. Step 5: Solve for x
    x = 7,444,798.24/2,517.08
  6. Step 6: Final answer
    x = 2,957.71

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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.