Home / 2,492.14-3,738.22-760.76

Finding the Fourth Proportional to 2,492.14, 3,738.22 and 760.76

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Solution

The fourth proportional to 2,492.14, 3,738.22 and 760.76 is: 1,141.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,492.14 : 3,738.22 = 760.76 : x
  2. Step 2: Convert to fraction form
    2,492.14/3,738.22 = 760.76/x
  3. Step 3: Cross multiply
    2,492.14x = 3,738.22 × 760.76
  4. Step 4: Simplify right side
    2,492.14x = 2,843,888.25
  5. Step 5: Solve for x
    x = 2,843,888.25/2,492.14
  6. Step 6: Final answer
    x = 1,141.14

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1.5x scale

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.