Home / 8,531.93-11,771.61-5,552.14

Finding the Fourth Proportional to 8,531.93, 11,771.61 and 5,552.14

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Solution

The fourth proportional to 8,531.93, 11,771.61 and 5,552.14 is: 7,660.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,531.93 : 11,771.61 = 5,552.14 : x
  2. Step 2: Convert to fraction form
    8,531.93/11,771.61 = 5,552.14/x
  3. Step 3: Cross multiply
    8,531.93x = 11,771.61 × 5,552.14
  4. Step 4: Simplify right side
    8,531.93x = 65,357,626.75
  5. Step 5: Solve for x
    x = 65,357,626.75/8,531.93
  6. Step 6: Final answer
    x = 7,660.36

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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.