Home / 1,522.09-2,281.56-1,156.11

Finding the Fourth Proportional to 1,522.09, 2,281.56 and 1,156.11

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Solution

The fourth proportional to 1,522.09, 2,281.56 and 1,156.11 is: 1,732.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522.09 : 2,281.56 = 1,156.11 : x
  2. Step 2: Convert to fraction form
    1,522.09/2,281.56 = 1,156.11/x
  3. Step 3: Cross multiply
    1,522.09x = 2,281.56 × 1,156.11
  4. Step 4: Simplify right side
    1,522.09x = 2,637,734.33
  5. Step 5: Solve for x
    x = 2,637,734.33/1,522.09
  6. Step 6: Final answer
    x = 1,732.97

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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.