Home / 7,291.30-10,936.28-4,367.46

Finding the Fourth Proportional to 7,291.30, 10,936.28 and 4,367.46

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Solution

The fourth proportional to 7,291.30, 10,936.28 and 4,367.46 is: 6,550.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,291.30 : 10,936.28 = 4,367.46 : x
  2. Step 2: Convert to fraction form
    7,291.30/10,936.28 = 4,367.46/x
  3. Step 3: Cross multiply
    7,291.30x = 10,936.28 × 4,367.46
  4. Step 4: Simplify right side
    7,291.30x = 47,763,765.45
  5. Step 5: Solve for x
    x = 47,763,765.45/7,291.30
  6. Step 6: Final answer
    x = 6,550.79

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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.