Home / 8,864.82-12,232.96-5,507.56

Finding the Fourth Proportional to 8,864.82, 12,232.96 and 5,507.56

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Solution

The fourth proportional to 8,864.82, 12,232.96 and 5,507.56 is: 7,600.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,864.82 : 12,232.96 = 5,507.56 : x
  2. Step 2: Convert to fraction form
    8,864.82/12,232.96 = 5,507.56/x
  3. Step 3: Cross multiply
    8,864.82x = 12,232.96 × 5,507.56
  4. Step 4: Simplify right side
    8,864.82x = 67,373,761.18
  5. Step 5: Solve for x
    x = 67,373,761.18/8,864.82
  6. Step 6: Final answer
    x = 7,600.13

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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.