Home / 4,132.53-6,199.80-1,938.69

Finding the Fourth Proportional to 4,132.53, 6,199.80 and 1,938.69

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Solution

The fourth proportional to 4,132.53, 6,199.80 and 1,938.69 is: 2,908.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,132.53 : 6,199.80 = 1,938.69 : x
  2. Step 2: Convert to fraction form
    4,132.53/6,199.80 = 1,938.69/x
  3. Step 3: Cross multiply
    4,132.53x = 6,199.80 × 1,938.69
  4. Step 4: Simplify right side
    4,132.53x = 12,019,490.26
  5. Step 5: Solve for x
    x = 12,019,490.26/4,132.53
  6. Step 6: Final answer
    x = 2,908.51

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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.