Home / 7,540.54-11,306.70-2,609.77

Finding the Fourth Proportional to 7,540.54, 11,306.70 and 2,609.77

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Solution

The fourth proportional to 7,540.54, 11,306.70 and 2,609.77 is: 3,913.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,540.54 : 11,306.70 = 2,609.77 : x
  2. Step 2: Convert to fraction form
    7,540.54/11,306.70 = 2,609.77/x
  3. Step 3: Cross multiply
    7,540.54x = 11,306.70 × 2,609.77
  4. Step 4: Simplify right side
    7,540.54x = 29,507,886.46
  5. Step 5: Solve for x
    x = 29,507,886.46/7,540.54
  6. Step 6: Final answer
    x = 3,913.23

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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.