Home / 4,168.86-5,750.74-2,675.11

Finding the Fourth Proportional to 4,168.86, 5,750.74 and 2,675.11

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Solution

The fourth proportional to 4,168.86, 5,750.74 and 2,675.11 is: 3,690.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,168.86 : 5,750.74 = 2,675.11 : x
  2. Step 2: Convert to fraction form
    4,168.86/5,750.74 = 2,675.11/x
  3. Step 3: Cross multiply
    4,168.86x = 5,750.74 × 2,675.11
  4. Step 4: Simplify right side
    4,168.86x = 15,383,862.08
  5. Step 5: Solve for x
    x = 15,383,862.08/4,168.86
  6. Step 6: Final answer
    x = 3,690.18

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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.