Home / 4,167.45-6,249.96-1,569.78

Finding the Fourth Proportional to 4,167.45, 6,249.96 and 1,569.78

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Solution

The fourth proportional to 4,167.45, 6,249.96 and 1,569.78 is: 2,354.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,167.45 : 6,249.96 = 1,569.78 : x
  2. Step 2: Convert to fraction form
    4,167.45/6,249.96 = 1,569.78/x
  3. Step 3: Cross multiply
    4,167.45x = 6,249.96 × 1,569.78
  4. Step 4: Simplify right side
    4,167.45x = 9,811,062.21
  5. Step 5: Solve for x
    x = 9,811,062.21/4,167.45
  6. Step 6: Final answer
    x = 2,354.21

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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.