Home / 5,260.30-7,253.22-3,918.27

Finding the Fourth Proportional to 5,260.30, 7,253.22 and 3,918.27

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Solution

The fourth proportional to 5,260.30, 7,253.22 and 3,918.27 is: 5,402.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,260.30 : 7,253.22 = 3,918.27 : x
  2. Step 2: Convert to fraction form
    5,260.30/7,253.22 = 3,918.27/x
  3. Step 3: Cross multiply
    5,260.30x = 7,253.22 × 3,918.27
  4. Step 4: Simplify right side
    5,260.30x = 28,420,074.33
  5. Step 5: Solve for x
    x = 28,420,074.33/5,260.30
  6. Step 6: Final answer
    x = 5,402.75

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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.