Home / 2,388.66-3,577.76-1,693.22

Finding the Fourth Proportional to 2,388.66, 3,577.76 and 1,693.22

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Solution

The fourth proportional to 2,388.66, 3,577.76 and 1,693.22 is: 2,536.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,388.66 : 3,577.76 = 1,693.22 : x
  2. Step 2: Convert to fraction form
    2,388.66/3,577.76 = 1,693.22/x
  3. Step 3: Cross multiply
    2,388.66x = 3,577.76 × 1,693.22
  4. Step 4: Simplify right side
    2,388.66x = 6,057,916.90
  5. Step 5: Solve for x
    x = 6,057,916.90/2,388.66
  6. Step 6: Final answer
    x = 2,536.12

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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.