Home / 7,966.22-11,958.56-4,275.66

Finding the Fourth Proportional to 7,966.22, 11,958.56 and 4,275.66

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Solution

The fourth proportional to 7,966.22, 11,958.56 and 4,275.66 is: 6,418.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,966.22 : 11,958.56 = 4,275.66 : x
  2. Step 2: Convert to fraction form
    7,966.22/11,958.56 = 4,275.66/x
  3. Step 3: Cross multiply
    7,966.22x = 11,958.56 × 4,275.66
  4. Step 4: Simplify right side
    7,966.22x = 51,130,754.54
  5. Step 5: Solve for x
    x = 51,130,754.54/7,966.22
  6. Step 6: Final answer
    x = 6,418.44

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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.