Home / 3,841.28-5,299.04-3,134.08

Finding the Fourth Proportional to 3,841.28, 5,299.04 and 3,134.08

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Solution

The fourth proportional to 3,841.28, 5,299.04 and 3,134.08 is: 4,323.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,841.28 : 5,299.04 = 3,134.08 : x
  2. Step 2: Convert to fraction form
    3,841.28/5,299.04 = 3,134.08/x
  3. Step 3: Cross multiply
    3,841.28x = 5,299.04 × 3,134.08
  4. Step 4: Simplify right side
    3,841.28x = 16,607,615.28
  5. Step 5: Solve for x
    x = 16,607,615.28/3,841.28
  6. Step 6: Final answer
    x = 4,323.46

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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.