Home / 7,726.53-11,580.84-3,557.79

Finding the Fourth Proportional to 7,726.53, 11,580.84 and 3,557.79

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Solution

The fourth proportional to 7,726.53, 11,580.84 and 3,557.79 is: 5,332.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,726.53 : 11,580.84 = 3,557.79 : x
  2. Step 2: Convert to fraction form
    7,726.53/11,580.84 = 3,557.79/x
  3. Step 3: Cross multiply
    7,726.53x = 11,580.84 × 3,557.79
  4. Step 4: Simplify right side
    7,726.53x = 41,202,196.74
  5. Step 5: Solve for x
    x = 41,202,196.74/7,726.53
  6. Step 6: Final answer
    x = 5,332.56

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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.