Home / 7,402.94-11,105.16-2,472.62

Finding the Fourth Proportional to 7,402.94, 11,105.16 and 2,472.62

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Solution

The fourth proportional to 7,402.94, 11,105.16 and 2,472.62 is: 3,709.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,402.94 : 11,105.16 = 2,472.62 : x
  2. Step 2: Convert to fraction form
    7,402.94/11,105.16 = 2,472.62/x
  3. Step 3: Cross multiply
    7,402.94x = 11,105.16 × 2,472.62
  4. Step 4: Simplify right side
    7,402.94x = 27,458,840.72
  5. Step 5: Solve for x
    x = 27,458,840.72/7,402.94
  6. Step 6: Final answer
    x = 3,709.18

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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.