Home / 2,318.02-3,473.12-1,146.46

Finding the Fourth Proportional to 2,318.02, 3,473.12 and 1,146.46

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Solution

The fourth proportional to 2,318.02, 3,473.12 and 1,146.46 is: 1,717.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,318.02 : 3,473.12 = 1,146.46 : x
  2. Step 2: Convert to fraction form
    2,318.02/3,473.12 = 1,146.46/x
  3. Step 3: Cross multiply
    2,318.02x = 3,473.12 × 1,146.46
  4. Step 4: Simplify right side
    2,318.02x = 3,981,793.16
  5. Step 5: Solve for x
    x = 3,981,793.16/2,318.02
  6. Step 6: Final answer
    x = 1,717.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.