Home / 4,168.96-6,247.93-2,190.55

Finding the Fourth Proportional to 4,168.96, 6,247.93 and 2,190.55

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Solution

The fourth proportional to 4,168.96, 6,247.93 and 2,190.55 is: 3,282.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,168.96 : 6,247.93 = 2,190.55 : x
  2. Step 2: Convert to fraction form
    4,168.96/6,247.93 = 2,190.55/x
  3. Step 3: Cross multiply
    4,168.96x = 6,247.93 × 2,190.55
  4. Step 4: Simplify right side
    4,168.96x = 13,686,367.51
  5. Step 5: Solve for x
    x = 13,686,367.51/4,168.96
  6. Step 6: Final answer
    x = 3,282.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.