Home / 4,277.36-6,414.12-1,355.12

Finding the Fourth Proportional to 4,277.36, 6,414.12 and 1,355.12

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Solution

The fourth proportional to 4,277.36, 6,414.12 and 1,355.12 is: 2,032.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,277.36 : 6,414.12 = 1,355.12 : x
  2. Step 2: Convert to fraction form
    4,277.36/6,414.12 = 1,355.12/x
  3. Step 3: Cross multiply
    4,277.36x = 6,414.12 × 1,355.12
  4. Step 4: Simplify right side
    4,277.36x = 8,691,902.29
  5. Step 5: Solve for x
    x = 8,691,902.29/4,277.36
  6. Step 6: Final answer
    x = 2,032.07

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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.