Home / 8,353.03-12,534.47-3,091.73

Finding the Fourth Proportional to 8,353.03, 12,534.47 and 3,091.73

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Solution

The fourth proportional to 8,353.03, 12,534.47 and 3,091.73 is: 4,639.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,353.03 : 12,534.47 = 3,091.73 : x
  2. Step 2: Convert to fraction form
    8,353.03/12,534.47 = 3,091.73/x
  3. Step 3: Cross multiply
    8,353.03x = 12,534.47 × 3,091.73
  4. Step 4: Simplify right side
    8,353.03x = 38,753,196.93
  5. Step 5: Solve for x
    x = 38,753,196.93/8,353.03
  6. Step 6: Final answer
    x = 4,639.42

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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.