Home / 3,727.41-5,143.80-2,048.55

Finding the Fourth Proportional to 3,727.41, 5,143.80 and 2,048.55

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Solution

The fourth proportional to 3,727.41, 5,143.80 and 2,048.55 is: 2,826.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,727.41 : 5,143.80 = 2,048.55 : x
  2. Step 2: Convert to fraction form
    3,727.41/5,143.80 = 2,048.55/x
  3. Step 3: Cross multiply
    3,727.41x = 5,143.80 × 2,048.55
  4. Step 4: Simplify right side
    3,727.41x = 10,537,331.49
  5. Step 5: Solve for x
    x = 10,537,331.49/3,727.41
  6. Step 6: Final answer
    x = 2,826.98

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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.