Home / 3,317.13-4,976.30-1,585.75

Finding the Fourth Proportional to 3,317.13, 4,976.30 and 1,585.75

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Solution

The fourth proportional to 3,317.13, 4,976.30 and 1,585.75 is: 2,378.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,317.13 : 4,976.30 = 1,585.75 : x
  2. Step 2: Convert to fraction form
    3,317.13/4,976.30 = 1,585.75/x
  3. Step 3: Cross multiply
    3,317.13x = 4,976.30 × 1,585.75
  4. Step 4: Simplify right side
    3,317.13x = 7,891,167.73
  5. Step 5: Solve for x
    x = 7,891,167.73/3,317.13
  6. Step 6: Final answer
    x = 2,378.91

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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.