Home / 3,114.55-4,298.38-2,327.23

Finding the Fourth Proportional to 3,114.55, 4,298.38 and 2,327.23

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Solution

The fourth proportional to 3,114.55, 4,298.38 and 2,327.23 is: 3,211.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114.55 : 4,298.38 = 2,327.23 : x
  2. Step 2: Convert to fraction form
    3,114.55/4,298.38 = 2,327.23/x
  3. Step 3: Cross multiply
    3,114.55x = 4,298.38 × 2,327.23
  4. Step 4: Simplify right side
    3,114.55x = 10,003,331.53
  5. Step 5: Solve for x
    x = 10,003,331.53/3,114.55
  6. Step 6: Final answer
    x = 3,211.81

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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.