Home / 5,394.85-8,091.73-1,696.97

Finding the Fourth Proportional to 5,394.85, 8,091.73 and 1,696.97

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Solution

The fourth proportional to 5,394.85, 8,091.73 and 1,696.97 is: 2,545.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,394.85 : 8,091.73 = 1,696.97 : x
  2. Step 2: Convert to fraction form
    5,394.85/8,091.73 = 1,696.97/x
  3. Step 3: Cross multiply
    5,394.85x = 8,091.73 × 1,696.97
  4. Step 4: Simplify right side
    5,394.85x = 13,731,423.06
  5. Step 5: Solve for x
    x = 13,731,423.06/5,394.85
  6. Step 6: Final answer
    x = 2,545.28

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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.