Home / 4,106.60-5,665.38-2,707.56

Finding the Fourth Proportional to 4,106.60, 5,665.38 and 2,707.56

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Solution

The fourth proportional to 4,106.60, 5,665.38 and 2,707.56 is: 3,735.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,106.60 : 5,665.38 = 2,707.56 : x
  2. Step 2: Convert to fraction form
    4,106.60/5,665.38 = 2,707.56/x
  3. Step 3: Cross multiply
    4,106.60x = 5,665.38 × 2,707.56
  4. Step 4: Simplify right side
    4,106.60x = 15,339,356.27
  5. Step 5: Solve for x
    x = 15,339,356.27/4,106.60
  6. Step 6: Final answer
    x = 3,735.29

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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.