Home / 2,988.33-4,480.97-1,343.48

Finding the Fourth Proportional to 2,988.33, 4,480.97 and 1,343.48

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Solution

The fourth proportional to 2,988.33, 4,480.97 and 1,343.48 is: 2,014.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,988.33 : 4,480.97 = 1,343.48 : x
  2. Step 2: Convert to fraction form
    2,988.33/4,480.97 = 1,343.48/x
  3. Step 3: Cross multiply
    2,988.33x = 4,480.97 × 1,343.48
  4. Step 4: Simplify right side
    2,988.33x = 6,020,064.45
  5. Step 5: Solve for x
    x = 6,020,064.45/2,988.33
  6. Step 6: Final answer
    x = 2,014.52

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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.