Home / 6,077.23-9,116.75-1,917.61

Finding the Fourth Proportional to 6,077.23, 9,116.75 and 1,917.61

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Solution

The fourth proportional to 6,077.23, 9,116.75 and 1,917.61 is: 2,876.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,077.23 : 9,116.75 = 1,917.61 : x
  2. Step 2: Convert to fraction form
    6,077.23/9,116.75 = 1,917.61/x
  3. Step 3: Cross multiply
    6,077.23x = 9,116.75 × 1,917.61
  4. Step 4: Simplify right side
    6,077.23x = 17,482,370.97
  5. Step 5: Solve for x
    x = 17,482,370.97/6,077.23
  6. Step 6: Final answer
    x = 2,876.70

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1.5x scale

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.