Home / 7,486.40-11,233.65-3,104.30

Finding the Fourth Proportional to 7,486.40, 11,233.65 and 3,104.30

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Solution

The fourth proportional to 7,486.40, 11,233.65 and 3,104.30 is: 4,658.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,486.40 : 11,233.65 = 3,104.30 : x
  2. Step 2: Convert to fraction form
    7,486.40/11,233.65 = 3,104.30/x
  3. Step 3: Cross multiply
    7,486.40x = 11,233.65 × 3,104.30
  4. Step 4: Simplify right side
    7,486.40x = 34,872,619.70
  5. Step 5: Solve for x
    x = 34,872,619.70/7,486.40
  6. Step 6: Final answer
    x = 4,658.13

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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.