Home / 2,516.06-3,472.17-1,397.18

Finding the Fourth Proportional to 2,516.06, 3,472.17 and 1,397.18

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Solution

The fourth proportional to 2,516.06, 3,472.17 and 1,397.18 is: 1,928.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,516.06 : 3,472.17 = 1,397.18 : x
  2. Step 2: Convert to fraction form
    2,516.06/3,472.17 = 1,397.18/x
  3. Step 3: Cross multiply
    2,516.06x = 3,472.17 × 1,397.18
  4. Step 4: Simplify right side
    2,516.06x = 4,851,249.92
  5. Step 5: Solve for x
    x = 4,851,249.92/2,516.06
  6. Step 6: Final answer
    x = 1,928.11

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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.