Home / 12,569.34-18,854.43-3,804.33

Finding the Fourth Proportional to 12,569.34, 18,854.43 and 3,804.33

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Solution

The fourth proportional to 12,569.34, 18,854.43 and 3,804.33 is: 5,706.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,569.34 : 18,854.43 = 3,804.33 : x
  2. Step 2: Convert to fraction form
    12,569.34/18,854.43 = 3,804.33/x
  3. Step 3: Cross multiply
    12,569.34x = 18,854.43 × 3,804.33
  4. Step 4: Simplify right side
    12,569.34x = 71,728,473.68
  5. Step 5: Solve for x
    x = 71,728,473.68/12,569.34
  6. Step 6: Final answer
    x = 5,706.62

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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.