Home / 7,400.94-11,102.16-2,470.62

Finding the Fourth Proportional to 7,400.94, 11,102.16 and 2,470.62

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Solution

The fourth proportional to 7,400.94, 11,102.16 and 2,470.62 is: 3,706.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,400.94 : 11,102.16 = 2,470.62 : x
  2. Step 2: Convert to fraction form
    7,400.94/11,102.16 = 2,470.62/x
  3. Step 3: Cross multiply
    7,400.94x = 11,102.16 × 2,470.62
  4. Step 4: Simplify right side
    7,400.94x = 27,429,218.54
  5. Step 5: Solve for x
    x = 27,429,218.54/7,400.94
  6. Step 6: Final answer
    x = 3,706.18

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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.