Home / 12,569.46-18,854.79-4,249.27

Finding the Fourth Proportional to 12,569.46, 18,854.79 and 4,249.27

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Solution

The fourth proportional to 12,569.46, 18,854.79 and 4,249.27 is: 6,374.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,569.46 : 18,854.79 = 4,249.27 : x
  2. Step 2: Convert to fraction form
    12,569.46/18,854.79 = 4,249.27/x
  3. Step 3: Cross multiply
    12,569.46x = 18,854.79 × 4,249.27
  4. Step 4: Simplify right side
    12,569.46x = 80,119,093.50
  5. Step 5: Solve for x
    x = 80,119,093.50/12,569.46
  6. Step 6: Final answer
    x = 6,374.11

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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.