Home / 4,039.39-5,574.45-2,270.95

Finding the Fourth Proportional to 4,039.39, 5,574.45 and 2,270.95

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Solution

The fourth proportional to 4,039.39, 5,574.45 and 2,270.95 is: 3,133.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,039.39 : 5,574.45 = 2,270.95 : x
  2. Step 2: Convert to fraction form
    4,039.39/5,574.45 = 2,270.95/x
  3. Step 3: Cross multiply
    4,039.39x = 5,574.45 × 2,270.95
  4. Step 4: Simplify right side
    4,039.39x = 12,659,297.23
  5. Step 5: Solve for x
    x = 12,659,297.23/4,039.39
  6. Step 6: Final answer
    x = 3,133.96

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Half scale
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Double scale
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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.