Home / 5,394.58-8,091.70-1,696.72

Finding the Fourth Proportional to 5,394.58, 8,091.70 and 1,696.72

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Solution

The fourth proportional to 5,394.58, 8,091.70 and 1,696.72 is: 2,545.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,394.58 : 8,091.70 = 1,696.72 : x
  2. Step 2: Convert to fraction form
    5,394.58/8,091.70 = 1,696.72/x
  3. Step 3: Cross multiply
    5,394.58x = 8,091.70 × 1,696.72
  4. Step 4: Simplify right side
    5,394.58x = 13,729,349.22
  5. Step 5: Solve for x
    x = 13,729,349.22/5,394.58
  6. Step 6: Final answer
    x = 2,545.03

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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.