Home / 8,165.25-11,261.68-5,475.58

Finding the Fourth Proportional to 8,165.25, 11,261.68 and 5,475.58

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Solution

The fourth proportional to 8,165.25, 11,261.68 and 5,475.58 is: 7,552.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,165.25 : 11,261.68 = 5,475.58 : x
  2. Step 2: Convert to fraction form
    8,165.25/11,261.68 = 5,475.58/x
  3. Step 3: Cross multiply
    8,165.25x = 11,261.68 × 5,475.58
  4. Step 4: Simplify right side
    8,165.25x = 61,664,187.93
  5. Step 5: Solve for x
    x = 61,664,187.93/8,165.25
  6. Step 6: Final answer
    x = 7,552.03

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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.