Home / 5,250.90-7,246.38-2,893.12

Finding the Fourth Proportional to 5,250.90, 7,246.38 and 2,893.12

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Solution

The fourth proportional to 5,250.90, 7,246.38 and 2,893.12 is: 3,992.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,250.90 : 7,246.38 = 2,893.12 : x
  2. Step 2: Convert to fraction form
    5,250.90/7,246.38 = 2,893.12/x
  3. Step 3: Cross multiply
    5,250.90x = 7,246.38 × 2,893.12
  4. Step 4: Simplify right side
    5,250.90x = 20,964,646.91
  5. Step 5: Solve for x
    x = 20,964,646.91/5,250.90
  6. Step 6: Final answer
    x = 3,992.58

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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.