Home / 8,248.96-11,383.56-4,472.11

Finding the Fourth Proportional to 8,248.96, 11,383.56 and 4,472.11

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Solution

The fourth proportional to 8,248.96, 11,383.56 and 4,472.11 is: 6,171.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,248.96 : 11,383.56 = 4,472.11 : x
  2. Step 2: Convert to fraction form
    8,248.96/11,383.56 = 4,472.11/x
  3. Step 3: Cross multiply
    8,248.96x = 11,383.56 × 4,472.11
  4. Step 4: Simplify right side
    8,248.96x = 50,908,559.32
  5. Step 5: Solve for x
    x = 50,908,559.32/8,248.96
  6. Step 6: Final answer
    x = 6,171.51

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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.