Home / 8,588.25-11,852.82-5,231.55

Finding the Fourth Proportional to 8,588.25, 11,852.82 and 5,231.55

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Solution

The fourth proportional to 8,588.25, 11,852.82 and 5,231.55 is: 7,220.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,588.25 : 11,852.82 = 5,231.55 : x
  2. Step 2: Convert to fraction form
    8,588.25/11,852.82 = 5,231.55/x
  3. Step 3: Cross multiply
    8,588.25x = 11,852.82 × 5,231.55
  4. Step 4: Simplify right side
    8,588.25x = 62,008,620.47
  5. Step 5: Solve for x
    x = 62,008,620.47/8,588.25
  6. Step 6: Final answer
    x = 7,220.17

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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.