Home / 6,961.60-10,441.20-2,281.48

Finding the Fourth Proportional to 6,961.60, 10,441.20 and 2,281.48

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Solution

The fourth proportional to 6,961.60, 10,441.20 and 2,281.48 is: 3,421.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,961.60 : 10,441.20 = 2,281.48 : x
  2. Step 2: Convert to fraction form
    6,961.60/10,441.20 = 2,281.48/x
  3. Step 3: Cross multiply
    6,961.60x = 10,441.20 × 2,281.48
  4. Step 4: Simplify right side
    6,961.60x = 23,821,430.16
  5. Step 5: Solve for x
    x = 23,821,430.16/6,961.60
  6. Step 6: Final answer
    x = 3,421.83

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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.