Home / 4,142.28-6,214.05-1,369.25

Finding the Fourth Proportional to 4,142.28, 6,214.05 and 1,369.25

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Solution

The fourth proportional to 4,142.28, 6,214.05 and 1,369.25 is: 2,054.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,142.28 : 6,214.05 = 1,369.25 : x
  2. Step 2: Convert to fraction form
    4,142.28/6,214.05 = 1,369.25/x
  3. Step 3: Cross multiply
    4,142.28x = 6,214.05 × 1,369.25
  4. Step 4: Simplify right side
    4,142.28x = 8,508,556.89
  5. Step 5: Solve for x
    x = 8,508,556.89/4,142.28
  6. Step 6: Final answer
    x = 2,054.08

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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.