Home / 4,235.78-5,844.20-2,743.76

Finding the Fourth Proportional to 4,235.78, 5,844.20 and 2,743.76

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Solution

The fourth proportional to 4,235.78, 5,844.20 and 2,743.76 is: 3,785.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,235.78 : 5,844.20 = 2,743.76 : x
  2. Step 2: Convert to fraction form
    4,235.78/5,844.20 = 2,743.76/x
  3. Step 3: Cross multiply
    4,235.78x = 5,844.20 × 2,743.76
  4. Step 4: Simplify right side
    4,235.78x = 16,035,082.19
  5. Step 5: Solve for x
    x = 16,035,082.19/4,235.78
  6. Step 6: Final answer
    x = 3,785.63

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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.