Home / 7,403.38-11,105.06-2,471.89

Finding the Fourth Proportional to 7,403.38, 11,105.06 and 2,471.89

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Solution

The fourth proportional to 7,403.38, 11,105.06 and 2,471.89 is: 3,707.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,403.38 : 11,105.06 = 2,471.89 : x
  2. Step 2: Convert to fraction form
    7,403.38/11,105.06 = 2,471.89/x
  3. Step 3: Cross multiply
    7,403.38x = 11,105.06 × 2,471.89
  4. Step 4: Simplify right side
    7,403.38x = 27,450,486.76
  5. Step 5: Solve for x
    x = 27,450,486.76/7,403.38
  6. Step 6: Final answer
    x = 3,707.83

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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.