Home / 5,562.10-7,676.51-3,203.78

Finding the Fourth Proportional to 5,562.10, 7,676.51 and 3,203.78

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Solution

The fourth proportional to 5,562.10, 7,676.51 and 3,203.78 is: 4,421.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,562.10 : 7,676.51 = 3,203.78 : x
  2. Step 2: Convert to fraction form
    5,562.10/7,676.51 = 3,203.78/x
  3. Step 3: Cross multiply
    5,562.10x = 7,676.51 × 3,203.78
  4. Step 4: Simplify right side
    5,562.10x = 24,593,849.21
  5. Step 5: Solve for x
    x = 24,593,849.21/5,562.10
  6. Step 6: Final answer
    x = 4,421.68

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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.