Home / 7,422.65-11,134.51-2,492.24

Finding the Fourth Proportional to 7,422.65, 11,134.51 and 2,492.24

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Solution

The fourth proportional to 7,422.65, 11,134.51 and 2,492.24 is: 3,738.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,422.65 : 11,134.51 = 2,492.24 : x
  2. Step 2: Convert to fraction form
    7,422.65/11,134.51 = 2,492.24/x
  3. Step 3: Cross multiply
    7,422.65x = 11,134.51 × 2,492.24
  4. Step 4: Simplify right side
    7,422.65x = 27,749,892.81
  5. Step 5: Solve for x
    x = 27,749,892.81/7,422.65
  6. Step 6: Final answer
    x = 3,738.55

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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.