Home / 6,292.78-9,426.21-3,689.44

Finding the Fourth Proportional to 6,292.78, 9,426.21 and 3,689.44

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Solution

The fourth proportional to 6,292.78, 9,426.21 and 3,689.44 is: 5,526.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,292.78 : 9,426.21 = 3,689.44 : x
  2. Step 2: Convert to fraction form
    6,292.78/9,426.21 = 3,689.44/x
  3. Step 3: Cross multiply
    6,292.78x = 9,426.21 × 3,689.44
  4. Step 4: Simplify right side
    6,292.78x = 34,777,398.82
  5. Step 5: Solve for x
    x = 34,777,398.82/6,292.78
  6. Step 6: Final answer
    x = 5,526.56

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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.