Home / 1,822.68-2,516.40-1,492.20

Finding the Fourth Proportional to 1,822.68, 2,516.40 and 1,492.20

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Solution

The fourth proportional to 1,822.68, 2,516.40 and 1,492.20 is: 2,060.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,822.68 : 2,516.40 = 1,492.20 : x
  2. Step 2: Convert to fraction form
    1,822.68/2,516.40 = 1,492.20/x
  3. Step 3: Cross multiply
    1,822.68x = 2,516.40 × 1,492.20
  4. Step 4: Simplify right side
    1,822.68x = 3,754,972.08
  5. Step 5: Solve for x
    x = 3,754,972.08/1,822.68
  6. Step 6: Final answer
    x = 2,060.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.