Home / 2,962.72-4,440.84-1,867.60

Finding the Fourth Proportional to 2,962.72, 4,440.84 and 1,867.60

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Solution

The fourth proportional to 2,962.72, 4,440.84 and 1,867.60 is: 2,799.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,962.72 : 4,440.84 = 1,867.60 : x
  2. Step 2: Convert to fraction form
    2,962.72/4,440.84 = 1,867.60/x
  3. Step 3: Cross multiply
    2,962.72x = 4,440.84 × 1,867.60
  4. Step 4: Simplify right side
    2,962.72x = 8,293,712.78
  5. Step 5: Solve for x
    x = 8,293,712.78/2,962.72
  6. Step 6: Final answer
    x = 2,799.36

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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.