Home / 2,427.34-3,632.64-1,489.66

Finding the Fourth Proportional to 2,427.34, 3,632.64 and 1,489.66

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Solution

The fourth proportional to 2,427.34, 3,632.64 and 1,489.66 is: 2,229.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,427.34 : 3,632.64 = 1,489.66 : x
  2. Step 2: Convert to fraction form
    2,427.34/3,632.64 = 1,489.66/x
  3. Step 3: Cross multiply
    2,427.34x = 3,632.64 × 1,489.66
  4. Step 4: Simplify right side
    2,427.34x = 5,411,398.50
  5. Step 5: Solve for x
    x = 5,411,398.50/2,427.34
  6. Step 6: Final answer
    x = 2,229.36

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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.