Home / 8,948.16-13,428.36-3,104.73

Finding the Fourth Proportional to 8,948.16, 13,428.36 and 3,104.73

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Solution

The fourth proportional to 8,948.16, 13,428.36 and 3,104.73 is: 4,659.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,948.16 : 13,428.36 = 3,104.73 : x
  2. Step 2: Convert to fraction form
    8,948.16/13,428.36 = 3,104.73/x
  3. Step 3: Cross multiply
    8,948.16x = 13,428.36 × 3,104.73
  4. Step 4: Simplify right side
    8,948.16x = 41,691,432.14
  5. Step 5: Solve for x
    x = 41,691,432.14/8,948.16
  6. Step 6: Final answer
    x = 4,659.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.