Home / 3,079.71-4,617-2,104.47

Finding the Fourth Proportional to 3,079.71, 4,617 and 2,104.47

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Solution

The fourth proportional to 3,079.71, 4,617 and 2,104.47 is: 3,154.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,079.71 : 4,617 = 2,104.47 : x
  2. Step 2: Convert to fraction form
    3,079.71/4,617 = 2,104.47/x
  3. Step 3: Cross multiply
    3,079.71x = 4,617 × 2,104.47
  4. Step 4: Simplify right side
    3,079.71x = 9,716,337.99
  5. Step 5: Solve for x
    x = 9,716,337.99/3,079.71
  6. Step 6: Final answer
    x = 3,154.95

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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.