Home / 5,072.54-7,608.80-1,910.57

Finding the Fourth Proportional to 5,072.54, 7,608.80 and 1,910.57

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Solution

The fourth proportional to 5,072.54, 7,608.80 and 1,910.57 is: 2,865.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,072.54 : 7,608.80 = 1,910.57 : x
  2. Step 2: Convert to fraction form
    5,072.54/7,608.80 = 1,910.57/x
  3. Step 3: Cross multiply
    5,072.54x = 7,608.80 × 1,910.57
  4. Step 4: Simplify right side
    5,072.54x = 14,537,111.75
  5. Step 5: Solve for x
    x = 14,537,111.75/5,072.54
  6. Step 6: Final answer
    x = 2,865.85

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Similar ratio
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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.