Home / 3,739.10-5,159.81-2,247.23

Finding the Fourth Proportional to 3,739.10, 5,159.81 and 2,247.23

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Solution

The fourth proportional to 3,739.10, 5,159.81 and 2,247.23 is: 3,101.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,739.10 : 5,159.81 = 2,247.23 : x
  2. Step 2: Convert to fraction form
    3,739.10/5,159.81 = 2,247.23/x
  3. Step 3: Cross multiply
    3,739.10x = 5,159.81 × 2,247.23
  4. Step 4: Simplify right side
    3,739.10x = 11,595,279.83
  5. Step 5: Solve for x
    x = 11,595,279.83/3,739.10
  6. Step 6: Final answer
    x = 3,101.09

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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.