Home / 7,758.48-11,635.65-3,374.94

Finding the Fourth Proportional to 7,758.48, 11,635.65 and 3,374.94

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Solution

The fourth proportional to 7,758.48, 11,635.65 and 3,374.94 is: 5,061.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,758.48 : 11,635.65 = 3,374.94 : x
  2. Step 2: Convert to fraction form
    7,758.48/11,635.65 = 3,374.94/x
  3. Step 3: Cross multiply
    7,758.48x = 11,635.65 × 3,374.94
  4. Step 4: Simplify right side
    7,758.48x = 39,269,620.61
  5. Step 5: Solve for x
    x = 39,269,620.61/7,758.48
  6. Step 6: Final answer
    x = 5,061.51

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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.