Home / 4,312.88-5,952.60-2,742.80

Finding the Fourth Proportional to 4,312.88, 5,952.60 and 2,742.80

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Solution

The fourth proportional to 4,312.88, 5,952.60 and 2,742.80 is: 3,785.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,312.88 : 5,952.60 = 2,742.80 : x
  2. Step 2: Convert to fraction form
    4,312.88/5,952.60 = 2,742.80/x
  3. Step 3: Cross multiply
    4,312.88x = 5,952.60 × 2,742.80
  4. Step 4: Simplify right side
    4,312.88x = 16,326,791.28
  5. Step 5: Solve for x
    x = 16,326,791.28/4,312.88
  6. Step 6: Final answer
    x = 3,785.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.