Home / 4,485.15-6,186.42-2,691.41

Finding the Fourth Proportional to 4,485.15, 6,186.42 and 2,691.41

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Solution

The fourth proportional to 4,485.15, 6,186.42 and 2,691.41 is: 3,712.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,485.15 : 6,186.42 = 2,691.41 : x
  2. Step 2: Convert to fraction form
    4,485.15/6,186.42 = 2,691.41/x
  3. Step 3: Cross multiply
    4,485.15x = 6,186.42 × 2,691.41
  4. Step 4: Simplify right side
    4,485.15x = 16,650,161.72
  5. Step 5: Solve for x
    x = 16,650,161.72/4,485.15
  6. Step 6: Final answer
    x = 3,712.29

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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.