Home / 2,077.14-3,116.16-616.25

Finding the Fourth Proportional to 2,077.14, 3,116.16 and 616.25

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Solution

The fourth proportional to 2,077.14, 3,116.16 and 616.25 is: 924.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077.14 : 3,116.16 = 616.25 : x
  2. Step 2: Convert to fraction form
    2,077.14/3,116.16 = 616.25/x
  3. Step 3: Cross multiply
    2,077.14x = 3,116.16 × 616.25
  4. Step 4: Simplify right side
    2,077.14x = 1,920,333.60
  5. Step 5: Solve for x
    x = 1,920,333.60/2,077.14
  6. Step 6: Final answer
    x = 924.51

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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.