Home / 7,516.97-11,276.87-2,321.63

Finding the Fourth Proportional to 7,516.97, 11,276.87 and 2,321.63

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Solution

The fourth proportional to 7,516.97, 11,276.87 and 2,321.63 is: 3,482.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,516.97 : 11,276.87 = 2,321.63 : x
  2. Step 2: Convert to fraction form
    7,516.97/11,276.87 = 2,321.63/x
  3. Step 3: Cross multiply
    7,516.97x = 11,276.87 × 2,321.63
  4. Step 4: Simplify right side
    7,516.97x = 26,180,651.71
  5. Step 5: Solve for x
    x = 26,180,651.71/7,516.97
  6. Step 6: Final answer
    x = 3,482.88

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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.