Home / 5,394.16-8,091.24-1,696.72

Finding the Fourth Proportional to 5,394.16, 8,091.24 and 1,696.72

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Solution

The fourth proportional to 5,394.16, 8,091.24 and 1,696.72 is: 2,545.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,394.16 : 8,091.24 = 1,696.72 : x
  2. Step 2: Convert to fraction form
    5,394.16/8,091.24 = 1,696.72/x
  3. Step 3: Cross multiply
    5,394.16x = 8,091.24 × 1,696.72
  4. Step 4: Simplify right side
    5,394.16x = 13,728,568.73
  5. Step 5: Solve for x
    x = 13,728,568.73/5,394.16
  6. Step 6: Final answer
    x = 2,545.08

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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.