Home / 9,371.73-12,928.50-6,849.66

Finding the Fourth Proportional to 9,371.73, 12,928.50 and 6,849.66

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Solution

The fourth proportional to 9,371.73, 12,928.50 and 6,849.66 is: 9,449.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,371.73 : 12,928.50 = 6,849.66 : x
  2. Step 2: Convert to fraction form
    9,371.73/12,928.50 = 6,849.66/x
  3. Step 3: Cross multiply
    9,371.73x = 12,928.50 × 6,849.66
  4. Step 4: Simplify right side
    9,371.73x = 88,555,829.31
  5. Step 5: Solve for x
    x = 88,555,829.31/9,371.73
  6. Step 6: Final answer
    x = 9,449.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.