Home / 2,077.11-3,116.12-616.37

Finding the Fourth Proportional to 2,077.11, 3,116.12 and 616.37

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Solution

The fourth proportional to 2,077.11, 3,116.12 and 616.37 is: 924.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077.11 : 3,116.12 = 616.37 : x
  2. Step 2: Convert to fraction form
    2,077.11/3,116.12 = 616.37/x
  3. Step 3: Cross multiply
    2,077.11x = 3,116.12 × 616.37
  4. Step 4: Simplify right side
    2,077.11x = 1,920,664.22
  5. Step 5: Solve for x
    x = 1,920,664.22/2,077.11
  6. Step 6: Final answer
    x = 924.68

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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.