Home / 6,278.43-9,414.69-3,646.77

Finding the Fourth Proportional to 6,278.43, 9,414.69 and 3,646.77

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Solution

The fourth proportional to 6,278.43, 9,414.69 and 3,646.77 is: 5,468.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,278.43 : 9,414.69 = 3,646.77 : x
  2. Step 2: Convert to fraction form
    6,278.43/9,414.69 = 3,646.77/x
  3. Step 3: Cross multiply
    6,278.43x = 9,414.69 × 3,646.77
  4. Step 4: Simplify right side
    6,278.43x = 34,333,209.05
  5. Step 5: Solve for x
    x = 34,333,209.05/6,278.43
  6. Step 6: Final answer
    x = 5,468.44

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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.