Home / 5,468.10-8,204.22-3,278.40

Finding the Fourth Proportional to 5,468.10, 8,204.22 and 3,278.40

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Solution

The fourth proportional to 5,468.10, 8,204.22 and 3,278.40 is: 4,918.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,468.10 : 8,204.22 = 3,278.40 : x
  2. Step 2: Convert to fraction form
    5,468.10/8,204.22 = 3,278.40/x
  3. Step 3: Cross multiply
    5,468.10x = 8,204.22 × 3,278.40
  4. Step 4: Simplify right side
    5,468.10x = 26,896,714.85
  5. Step 5: Solve for x
    x = 26,896,714.85/5,468.10
  6. Step 6: Final answer
    x = 4,918.84

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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.