Home / 3,252.90-4,879.38-1,402.86

Finding the Fourth Proportional to 3,252.90, 4,879.38 and 1,402.86

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Solution

The fourth proportional to 3,252.90, 4,879.38 and 1,402.86 is: 2,104.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,252.90 : 4,879.38 = 1,402.86 : x
  2. Step 2: Convert to fraction form
    3,252.90/4,879.38 = 1,402.86/x
  3. Step 3: Cross multiply
    3,252.90x = 4,879.38 × 1,402.86
  4. Step 4: Simplify right side
    3,252.90x = 6,845,087.03
  5. Step 5: Solve for x
    x = 6,845,087.03/3,252.90
  6. Step 6: Final answer
    x = 2,104.30

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1.5x scale

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.