Home / 4,135.29-5,706.71-2,456.61

Finding the Fourth Proportional to 4,135.29, 5,706.71 and 2,456.61

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Solution

The fourth proportional to 4,135.29, 5,706.71 and 2,456.61 is: 3,390.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,135.29 : 5,706.71 = 2,456.61 : x
  2. Step 2: Convert to fraction form
    4,135.29/5,706.71 = 2,456.61/x
  3. Step 3: Cross multiply
    4,135.29x = 5,706.71 × 2,456.61
  4. Step 4: Simplify right side
    4,135.29x = 14,019,148.57
  5. Step 5: Solve for x
    x = 14,019,148.57/4,135.29
  6. Step 6: Final answer
    x = 3,390.12

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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.