Home / 8,581.52-11,839.86-5,596.25

Finding the Fourth Proportional to 8,581.52, 11,839.86 and 5,596.25

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Solution

The fourth proportional to 8,581.52, 11,839.86 and 5,596.25 is: 7,721.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,581.52 : 11,839.86 = 5,596.25 : x
  2. Step 2: Convert to fraction form
    8,581.52/11,839.86 = 5,596.25/x
  3. Step 3: Cross multiply
    8,581.52x = 11,839.86 × 5,596.25
  4. Step 4: Simplify right side
    8,581.52x = 66,258,816.53
  5. Step 5: Solve for x
    x = 66,258,816.53/8,581.52
  6. Step 6: Final answer
    x = 7,721.10

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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.