Home / 6,542.20-9,809.70-2,843.80

Finding the Fourth Proportional to 6,542.20, 9,809.70 and 2,843.80

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Solution

The fourth proportional to 6,542.20, 9,809.70 and 2,843.80 is: 4,264.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,542.20 : 9,809.70 = 2,843.80 : x
  2. Step 2: Convert to fraction form
    6,542.20/9,809.70 = 2,843.80/x
  3. Step 3: Cross multiply
    6,542.20x = 9,809.70 × 2,843.80
  4. Step 4: Simplify right side
    6,542.20x = 27,896,824.86
  5. Step 5: Solve for x
    x = 27,896,824.86/6,542.20
  6. Step 6: Final answer
    x = 4,264.14

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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.