Home / 3,358.47-5,036.94-1,277.73

Finding the Fourth Proportional to 3,358.47, 5,036.94 and 1,277.73

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Solution

The fourth proportional to 3,358.47, 5,036.94 and 1,277.73 is: 1,916.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,358.47 : 5,036.94 = 1,277.73 : x
  2. Step 2: Convert to fraction form
    3,358.47/5,036.94 = 1,277.73/x
  3. Step 3: Cross multiply
    3,358.47x = 5,036.94 × 1,277.73
  4. Step 4: Simplify right side
    3,358.47x = 6,435,849.35
  5. Step 5: Solve for x
    x = 6,435,849.35/3,358.47
  6. Step 6: Final answer
    x = 1,916.30

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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.