Home / 3,027.42-4,177.86-1,683.06

Finding the Fourth Proportional to 3,027.42, 4,177.86 and 1,683.06

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Solution

The fourth proportional to 3,027.42, 4,177.86 and 1,683.06 is: 2,322.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,027.42 : 4,177.86 = 1,683.06 : x
  2. Step 2: Convert to fraction form
    3,027.42/4,177.86 = 1,683.06/x
  3. Step 3: Cross multiply
    3,027.42x = 4,177.86 × 1,683.06
  4. Step 4: Simplify right side
    3,027.42x = 7,031,589.05
  5. Step 5: Solve for x
    x = 7,031,589.05/3,027.42
  6. Step 6: Final answer
    x = 2,322.63

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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.