Home / 7,581.38-10,460.78-4,436.96

Finding the Fourth Proportional to 7,581.38, 10,460.78 and 4,436.96

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Solution

The fourth proportional to 7,581.38, 10,460.78 and 4,436.96 is: 6,122.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,581.38 : 10,460.78 = 4,436.96 : x
  2. Step 2: Convert to fraction form
    7,581.38/10,460.78 = 4,436.96/x
  3. Step 3: Cross multiply
    7,581.38x = 10,460.78 × 4,436.96
  4. Step 4: Simplify right side
    7,581.38x = 46,414,062.43
  5. Step 5: Solve for x
    x = 46,414,062.43/7,581.38
  6. Step 6: Final answer
    x = 6,122.11

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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.