Home / 3,739.34-5,158.62-2,412.56

Finding the Fourth Proportional to 3,739.34, 5,158.62 and 2,412.56

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Solution

The fourth proportional to 3,739.34, 5,158.62 and 2,412.56 is: 3,328.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,739.34 : 5,158.62 = 2,412.56 : x
  2. Step 2: Convert to fraction form
    3,739.34/5,158.62 = 2,412.56/x
  3. Step 3: Cross multiply
    3,739.34x = 5,158.62 × 2,412.56
  4. Step 4: Simplify right side
    3,739.34x = 12,445,480.27
  5. Step 5: Solve for x
    x = 12,445,480.27/3,739.34
  6. Step 6: Final answer
    x = 3,328.26

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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.