Home / 4,028.81-6,042.89-1,255.39

Finding the Fourth Proportional to 4,028.81, 6,042.89 and 1,255.39

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Solution

The fourth proportional to 4,028.81, 6,042.89 and 1,255.39 is: 1,882.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,028.81 : 6,042.89 = 1,255.39 : x
  2. Step 2: Convert to fraction form
    4,028.81/6,042.89 = 1,255.39/x
  3. Step 3: Cross multiply
    4,028.81x = 6,042.89 × 1,255.39
  4. Step 4: Simplify right side
    4,028.81x = 7,586,171.71
  5. Step 5: Solve for x
    x = 7,586,171.71/4,028.81
  6. Step 6: Final answer
    x = 1,882.98

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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.