Home / 4,161.39-5,742.69-2,298.39

Finding the Fourth Proportional to 4,161.39, 5,742.69 and 2,298.39

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Solution

The fourth proportional to 4,161.39, 5,742.69 and 2,298.39 is: 3,171.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,161.39 : 5,742.69 = 2,298.39 : x
  2. Step 2: Convert to fraction form
    4,161.39/5,742.69 = 2,298.39/x
  3. Step 3: Cross multiply
    4,161.39x = 5,742.69 × 2,298.39
  4. Step 4: Simplify right side
    4,161.39x = 13,198,941.27
  5. Step 5: Solve for x
    x = 13,198,941.27/4,161.39
  6. Step 6: Final answer
    x = 3,171.76

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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.