Home / 8,159.85-11,260.41-4,757.49

Finding the Fourth Proportional to 8,159.85, 11,260.41 and 4,757.49

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Solution

The fourth proportional to 8,159.85, 11,260.41 and 4,757.49 is: 6,565.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,159.85 : 11,260.41 = 4,757.49 : x
  2. Step 2: Convert to fraction form
    8,159.85/11,260.41 = 4,757.49/x
  3. Step 3: Cross multiply
    8,159.85x = 11,260.41 × 4,757.49
  4. Step 4: Simplify right side
    8,159.85x = 53,571,287.97
  5. Step 5: Solve for x
    x = 53,571,287.97/8,159.85
  6. Step 6: Final answer
    x = 6,565.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.