Home / 8,248.19-11,382.40-4,471.36

Finding the Fourth Proportional to 8,248.19, 11,382.40 and 4,471.36

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Solution

The fourth proportional to 8,248.19, 11,382.40 and 4,471.36 is: 6,170.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,248.19 : 11,382.40 = 4,471.36 : x
  2. Step 2: Convert to fraction form
    8,248.19/11,382.40 = 4,471.36/x
  3. Step 3: Cross multiply
    8,248.19x = 11,382.40 × 4,471.36
  4. Step 4: Simplify right side
    8,248.19x = 50,894,808.06
  5. Step 5: Solve for x
    x = 50,894,808.06/8,248.19
  6. Step 6: Final answer
    x = 6,170.42

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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.