Home / 7,422.60-11,134.70-2,492.04

Finding the Fourth Proportional to 7,422.60, 11,134.70 and 2,492.04

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Solution

The fourth proportional to 7,422.60, 11,134.70 and 2,492.04 is: 3,738.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,422.60 : 11,134.70 = 2,492.04 : x
  2. Step 2: Convert to fraction form
    7,422.60/11,134.70 = 2,492.04/x
  3. Step 3: Cross multiply
    7,422.60x = 11,134.70 × 2,492.04
  4. Step 4: Simplify right side
    7,422.60x = 27,748,117.79
  5. Step 5: Solve for x
    x = 27,748,117.79/7,422.60
  6. Step 6: Final answer
    x = 3,738.33

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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.