Home / 7,216.95-9,958.33-4,382.85

Finding the Fourth Proportional to 7,216.95, 9,958.33 and 4,382.85

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Solution

The fourth proportional to 7,216.95, 9,958.33 and 4,382.85 is: 6,047.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,216.95 : 9,958.33 = 4,382.85 : x
  2. Step 2: Convert to fraction form
    7,216.95/9,958.33 = 4,382.85/x
  3. Step 3: Cross multiply
    7,216.95x = 9,958.33 × 4,382.85
  4. Step 4: Simplify right side
    7,216.95x = 43,645,844.73
  5. Step 5: Solve for x
    x = 43,645,844.73/7,216.95
  6. Step 6: Final answer
    x = 6,047.69

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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.