Home / 8,527.06-11,760.15-5,540.59

Finding the Fourth Proportional to 8,527.06, 11,760.15 and 5,540.59

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Solution

The fourth proportional to 8,527.06, 11,760.15 and 5,540.59 is: 7,641.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,527.06 : 11,760.15 = 5,540.59 : x
  2. Step 2: Convert to fraction form
    8,527.06/11,760.15 = 5,540.59/x
  3. Step 3: Cross multiply
    8,527.06x = 11,760.15 × 5,540.59
  4. Step 4: Simplify right side
    8,527.06x = 65,158,169.49
  5. Step 5: Solve for x
    x = 65,158,169.49/8,527.06
  6. Step 6: Final answer
    x = 7,641.34

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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.