Home / 7,310.52-10,966.86-2,116.44

Finding the Fourth Proportional to 7,310.52, 10,966.86 and 2,116.44

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Solution

The fourth proportional to 7,310.52, 10,966.86 and 2,116.44 is: 3,174.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,310.52 : 10,966.86 = 2,116.44 : x
  2. Step 2: Convert to fraction form
    7,310.52/10,966.86 = 2,116.44/x
  3. Step 3: Cross multiply
    7,310.52x = 10,966.86 × 2,116.44
  4. Step 4: Simplify right side
    7,310.52x = 23,210,701.18
  5. Step 5: Solve for x
    x = 23,210,701.18/7,310.52
  6. Step 6: Final answer
    x = 3,174.97

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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.