Home / 3,685.89-5,088.44-2,844.76

Finding the Fourth Proportional to 3,685.89, 5,088.44 and 2,844.76

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Solution

The fourth proportional to 3,685.89, 5,088.44 and 2,844.76 is: 3,927.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,685.89 : 5,088.44 = 2,844.76 : x
  2. Step 2: Convert to fraction form
    3,685.89/5,088.44 = 2,844.76/x
  3. Step 3: Cross multiply
    3,685.89x = 5,088.44 × 2,844.76
  4. Step 4: Simplify right side
    3,685.89x = 14,475,390.57
  5. Step 5: Solve for x
    x = 14,475,390.57/3,685.89
  6. Step 6: Final answer
    x = 3,927.24

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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.