Home / 2,967.28-4,448.52-1,237.20

Finding the Fourth Proportional to 2,967.28, 4,448.52 and 1,237.20

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Solution

The fourth proportional to 2,967.28, 4,448.52 and 1,237.20 is: 1,854.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,967.28 : 4,448.52 = 1,237.20 : x
  2. Step 2: Convert to fraction form
    2,967.28/4,448.52 = 1,237.20/x
  3. Step 3: Cross multiply
    2,967.28x = 4,448.52 × 1,237.20
  4. Step 4: Simplify right side
    2,967.28x = 5,503,708.94
  5. Step 5: Solve for x
    x = 5,503,708.94/2,967.28
  6. Step 6: Final answer
    x = 1,854.80

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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.