Home / 4,139.19-5,712.57-2,371.37

Finding the Fourth Proportional to 4,139.19, 5,712.57 and 2,371.37

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Solution

The fourth proportional to 4,139.19, 5,712.57 and 2,371.37 is: 3,272.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,139.19 : 5,712.57 = 2,371.37 : x
  2. Step 2: Convert to fraction form
    4,139.19/5,712.57 = 2,371.37/x
  3. Step 3: Cross multiply
    4,139.19x = 5,712.57 × 2,371.37
  4. Step 4: Simplify right side
    4,139.19x = 13,546,588.56
  5. Step 5: Solve for x
    x = 13,546,588.56/4,139.19
  6. Step 6: Final answer
    x = 3,272.76

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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.