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Finding the Fourth Proportional to 2,548.67, 3,823.00 and 1,933.47

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Solution

The fourth proportional to 2,548.67, 3,823.00 and 1,933.47 is: 2,900.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,548.67 : 3,823.00 = 1,933.47 : x
  2. Step 2: Convert to fraction form
    2,548.67/3,823.00 = 1,933.47/x
  3. Step 3: Cross multiply
    2,548.67x = 3,823.00 × 1,933.47
  4. Step 4: Simplify right side
    2,548.67x = 7,391,650.98
  5. Step 5: Solve for x
    x = 7,391,650.98/2,548.67
  6. Step 6: Final answer
    x = 2,900.21

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Double scale
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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.