Home / 5,168.89-7,751.51-2,395.04

Finding the Fourth Proportional to 5,168.89, 7,751.51 and 2,395.04

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Solution

The fourth proportional to 5,168.89, 7,751.51 and 2,395.04 is: 3,591.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,168.89 : 7,751.51 = 2,395.04 : x
  2. Step 2: Convert to fraction form
    5,168.89/7,751.51 = 2,395.04/x
  3. Step 3: Cross multiply
    5,168.89x = 7,751.51 × 2,395.04
  4. Step 4: Simplify right side
    5,168.89x = 18,565,176.51
  5. Step 5: Solve for x
    x = 18,565,176.51/5,168.89
  6. Step 6: Final answer
    x = 3,591.71

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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.