Home / 1,553.18-2,330.49-968.03

Finding the Fourth Proportional to 1,553.18, 2,330.49 and 968.03

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Solution

The fourth proportional to 1,553.18, 2,330.49 and 968.03 is: 1,452.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,553.18 : 2,330.49 = 968.03 : x
  2. Step 2: Convert to fraction form
    1,553.18/2,330.49 = 968.03/x
  3. Step 3: Cross multiply
    1,553.18x = 2,330.49 × 968.03
  4. Step 4: Simplify right side
    1,553.18x = 2,255,984.23
  5. Step 5: Solve for x
    x = 2,255,984.23/1,553.18
  6. Step 6: Final answer
    x = 1,452.49

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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.