Home / 8,960.52-13,441.31-2,720.74

Finding the Fourth Proportional to 8,960.52, 13,441.31 and 2,720.74

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Solution

The fourth proportional to 8,960.52, 13,441.31 and 2,720.74 is: 4,081.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,960.52 : 13,441.31 = 2,720.74 : x
  2. Step 2: Convert to fraction form
    8,960.52/13,441.31 = 2,720.74/x
  3. Step 3: Cross multiply
    8,960.52x = 13,441.31 × 2,720.74
  4. Step 4: Simplify right side
    8,960.52x = 36,570,297.97
  5. Step 5: Solve for x
    x = 36,570,297.97/8,960.52
  6. Step 6: Final answer
    x = 4,081.27

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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.