Home / 8,070.56-12,101.52-3,451.04

Finding the Fourth Proportional to 8,070.56, 12,101.52 and 3,451.04

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Solution

The fourth proportional to 8,070.56, 12,101.52 and 3,451.04 is: 5,174.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,070.56 : 12,101.52 = 3,451.04 : x
  2. Step 2: Convert to fraction form
    8,070.56/12,101.52 = 3,451.04/x
  3. Step 3: Cross multiply
    8,070.56x = 12,101.52 × 3,451.04
  4. Step 4: Simplify right side
    8,070.56x = 41,762,829.58
  5. Step 5: Solve for x
    x = 41,762,829.58/8,070.56
  6. Step 6: Final answer
    x = 5,174.71

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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.