Home / 9,159.88-12,637.06-5,976.92

Finding the Fourth Proportional to 9,159.88, 12,637.06 and 5,976.92

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Solution

The fourth proportional to 9,159.88, 12,637.06 and 5,976.92 is: 8,245.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,159.88 : 12,637.06 = 5,976.92 : x
  2. Step 2: Convert to fraction form
    9,159.88/12,637.06 = 5,976.92/x
  3. Step 3: Cross multiply
    9,159.88x = 12,637.06 × 5,976.92
  4. Step 4: Simplify right side
    9,159.88x = 75,530,696.66
  5. Step 5: Solve for x
    x = 75,530,696.66/9,159.88
  6. Step 6: Final answer
    x = 8,245.82

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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.