Home / 4,167.86-5,749.37-2,674.11

Finding the Fourth Proportional to 4,167.86, 5,749.37 and 2,674.11

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Solution

The fourth proportional to 4,167.86, 5,749.37 and 2,674.11 is: 3,688.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,167.86 : 5,749.37 = 2,674.11 : x
  2. Step 2: Convert to fraction form
    4,167.86/5,749.37 = 2,674.11/x
  3. Step 3: Cross multiply
    4,167.86x = 5,749.37 × 2,674.11
  4. Step 4: Simplify right side
    4,167.86x = 15,374,434.44
  5. Step 5: Solve for x
    x = 15,374,434.44/4,167.86
  6. Step 6: Final answer
    x = 3,688.81

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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.