Home / 7,441.92-11,160.96-2,246.40

Finding the Fourth Proportional to 7,441.92, 11,160.96 and 2,246.40

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Solution

The fourth proportional to 7,441.92, 11,160.96 and 2,246.40 is: 3,369.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,441.92 : 11,160.96 = 2,246.40 : x
  2. Step 2: Convert to fraction form
    7,441.92/11,160.96 = 2,246.40/x
  3. Step 3: Cross multiply
    7,441.92x = 11,160.96 × 2,246.40
  4. Step 4: Simplify right side
    7,441.92x = 25,071,980.54
  5. Step 5: Solve for x
    x = 25,071,980.54/7,441.92
  6. Step 6: Final answer
    x = 3,369.02

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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.