Home / 5,562.78-7,679.41-3,204.46

Finding the Fourth Proportional to 5,562.78, 7,679.41 and 3,204.46

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Solution

The fourth proportional to 5,562.78, 7,679.41 and 3,204.46 is: 4,423.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,562.78 : 7,679.41 = 3,204.46 : x
  2. Step 2: Convert to fraction form
    5,562.78/7,679.41 = 3,204.46/x
  3. Step 3: Cross multiply
    5,562.78x = 7,679.41 × 3,204.46
  4. Step 4: Simplify right side
    5,562.78x = 24,608,363.76
  5. Step 5: Solve for x
    x = 24,608,363.76/5,562.78
  6. Step 6: Final answer
    x = 4,423.76

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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.