Home / 7,553.79-11,334.52-3,392.95

Finding the Fourth Proportional to 7,553.79, 11,334.52 and 3,392.95

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Solution

The fourth proportional to 7,553.79, 11,334.52 and 3,392.95 is: 5,091.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,553.79 : 11,334.52 = 3,392.95 : x
  2. Step 2: Convert to fraction form
    7,553.79/11,334.52 = 3,392.95/x
  3. Step 3: Cross multiply
    7,553.79x = 11,334.52 × 3,392.95
  4. Step 4: Simplify right side
    7,553.79x = 38,457,422.82
  5. Step 5: Solve for x
    x = 38,457,422.82/7,553.79
  6. Step 6: Final answer
    x = 5,091.14

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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.