Home / 7,947.33-10,965.69-4,409.79

Finding the Fourth Proportional to 7,947.33, 10,965.69 and 4,409.79

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Solution

The fourth proportional to 7,947.33, 10,965.69 and 4,409.79 is: 6,084.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,947.33 : 10,965.69 = 4,409.79 : x
  2. Step 2: Convert to fraction form
    7,947.33/10,965.69 = 4,409.79/x
  3. Step 3: Cross multiply
    7,947.33x = 10,965.69 × 4,409.79
  4. Step 4: Simplify right side
    7,947.33x = 48,356,390.11
  5. Step 5: Solve for x
    x = 48,356,390.11/7,947.33
  6. Step 6: Final answer
    x = 6,084.61

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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.