Home / 6,282.78-9,426.33-2,387.76

Finding the Fourth Proportional to 6,282.78, 9,426.33 and 2,387.76

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Solution

The fourth proportional to 6,282.78, 9,426.33 and 2,387.76 is: 3,582.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,282.78 : 9,426.33 = 2,387.76 : x
  2. Step 2: Convert to fraction form
    6,282.78/9,426.33 = 2,387.76/x
  3. Step 3: Cross multiply
    6,282.78x = 9,426.33 × 2,387.76
  4. Step 4: Simplify right side
    6,282.78x = 22,507,813.72
  5. Step 5: Solve for x
    x = 22,507,813.72/6,282.78
  6. Step 6: Final answer
    x = 3,582.46

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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.