Home / 1,812.24-2,714.04-1,522.80

Finding the Fourth Proportional to 1,812.24, 2,714.04 and 1,522.80

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Solution

The fourth proportional to 1,812.24, 2,714.04 and 1,522.80 is: 2,280.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,812.24 : 2,714.04 = 1,522.80 : x
  2. Step 2: Convert to fraction form
    1,812.24/2,714.04 = 1,522.80/x
  3. Step 3: Cross multiply
    1,812.24x = 2,714.04 × 1,522.80
  4. Step 4: Simplify right side
    1,812.24x = 4,132,940.11
  5. Step 5: Solve for x
    x = 4,132,940.11/1,812.24
  6. Step 6: Final answer
    x = 2,280.57

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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.