Home / 8,864.67-12,227.82-5,277.22

Finding the Fourth Proportional to 8,864.67, 12,227.82 and 5,277.22

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Solution

The fourth proportional to 8,864.67, 12,227.82 and 5,277.22 is: 7,279.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,864.67 : 12,227.82 = 5,277.22 : x
  2. Step 2: Convert to fraction form
    8,864.67/12,227.82 = 5,277.22/x
  3. Step 3: Cross multiply
    8,864.67x = 12,227.82 × 5,277.22
  4. Step 4: Simplify right side
    8,864.67x = 64,528,896.26
  5. Step 5: Solve for x
    x = 64,528,896.26/8,864.67
  6. Step 6: Final answer
    x = 7,279.33

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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.