Home / 7,841.20-11,760.61-2,293.06

Finding the Fourth Proportional to 7,841.20, 11,760.61 and 2,293.06

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Solution

The fourth proportional to 7,841.20, 11,760.61 and 2,293.06 is: 3,439.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,841.20 : 11,760.61 = 2,293.06 : x
  2. Step 2: Convert to fraction form
    7,841.20/11,760.61 = 2,293.06/x
  3. Step 3: Cross multiply
    7,841.20x = 11,760.61 × 2,293.06
  4. Step 4: Simplify right side
    7,841.20x = 26,967,778.63
  5. Step 5: Solve for x
    x = 26,967,778.63/7,841.20
  6. Step 6: Final answer
    x = 3,439.24

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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.