Home / 6,108.92-9,160.10-1,947.80

Finding the Fourth Proportional to 6,108.92, 9,160.10 and 1,947.80

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Solution

The fourth proportional to 6,108.92, 9,160.10 and 1,947.80 is: 2,920.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,108.92 : 9,160.10 = 1,947.80 : x
  2. Step 2: Convert to fraction form
    6,108.92/9,160.10 = 1,947.80/x
  3. Step 3: Cross multiply
    6,108.92x = 9,160.10 × 1,947.80
  4. Step 4: Simplify right side
    6,108.92x = 17,842,042.78
  5. Step 5: Solve for x
    x = 17,842,042.78/6,108.92
  6. Step 6: Final answer
    x = 2,920.65

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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.