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Finding the Fourth Proportional to 2,565.03, 3,847.95 and 833.25

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Solution

The fourth proportional to 2,565.03, 3,847.95 and 833.25 is: 1,250.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,565.03 : 3,847.95 = 833.25 : x
  2. Step 2: Convert to fraction form
    2,565.03/3,847.95 = 833.25/x
  3. Step 3: Cross multiply
    2,565.03x = 3,847.95 × 833.25
  4. Step 4: Simplify right side
    2,565.03x = 3,206,304.34
  5. Step 5: Solve for x
    x = 3,206,304.34/2,565.03
  6. Step 6: Final answer
    x = 1,250.01

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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.