Home / 2,967.89-4,452.35-1,324.40

Finding the Fourth Proportional to 2,967.89, 4,452.35 and 1,324.40

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Solution

The fourth proportional to 2,967.89, 4,452.35 and 1,324.40 is: 1,986.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,967.89 : 4,452.35 = 1,324.40 : x
  2. Step 2: Convert to fraction form
    2,967.89/4,452.35 = 1,324.40/x
  3. Step 3: Cross multiply
    2,967.89x = 4,452.35 × 1,324.40
  4. Step 4: Simplify right side
    2,967.89x = 5,896,663.46
  5. Step 5: Solve for x
    x = 5,896,663.46/2,967.89
  6. Step 6: Final answer
    x = 1,986.82

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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.