Home / 3,133.52-4,701.72-2,318.66

Finding the Fourth Proportional to 3,133.52, 4,701.72 and 2,318.66

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Solution

The fourth proportional to 3,133.52, 4,701.72 and 2,318.66 is: 3,479.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,133.52 : 4,701.72 = 2,318.66 : x
  2. Step 2: Convert to fraction form
    3,133.52/4,701.72 = 2,318.66/x
  3. Step 3: Cross multiply
    3,133.52x = 4,701.72 × 2,318.66
  4. Step 4: Simplify right side
    3,133.52x = 10,901,690.10
  5. Step 5: Solve for x
    x = 10,901,690.10/3,133.52
  6. Step 6: Final answer
    x = 3,479.06

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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.