Home / 7,549.11-11,315.52-3,383.37

Finding the Fourth Proportional to 7,549.11, 11,315.52 and 3,383.37

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Solution

The fourth proportional to 7,549.11, 11,315.52 and 3,383.37 is: 5,071.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,549.11 : 11,315.52 = 3,383.37 : x
  2. Step 2: Convert to fraction form
    7,549.11/11,315.52 = 3,383.37/x
  3. Step 3: Cross multiply
    7,549.11x = 11,315.52 × 3,383.37
  4. Step 4: Simplify right side
    7,549.11x = 38,284,590.90
  5. Step 5: Solve for x
    x = 38,284,590.90/7,549.11
  6. Step 6: Final answer
    x = 5,071.40

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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.