Home / 7,160.60-10,741.35-2,230.43

Finding the Fourth Proportional to 7,160.60, 10,741.35 and 2,230.43

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Solution

The fourth proportional to 7,160.60, 10,741.35 and 2,230.43 is: 3,345.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,160.60 : 10,741.35 = 2,230.43 : x
  2. Step 2: Convert to fraction form
    7,160.60/10,741.35 = 2,230.43/x
  3. Step 3: Cross multiply
    7,160.60x = 10,741.35 × 2,230.43
  4. Step 4: Simplify right side
    7,160.60x = 23,957,829.28
  5. Step 5: Solve for x
    x = 23,957,829.28/7,160.60
  6. Step 6: Final answer
    x = 3,345.79

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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.