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Finding the Fourth Proportional to 2,759.66, 3,808.35 and 1,500.71

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Solution

The fourth proportional to 2,759.66, 3,808.35 and 1,500.71 is: 2,070.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,759.66 : 3,808.35 = 1,500.71 : x
  2. Step 2: Convert to fraction form
    2,759.66/3,808.35 = 1,500.71/x
  3. Step 3: Cross multiply
    2,759.66x = 3,808.35 × 1,500.71
  4. Step 4: Simplify right side
    2,759.66x = 5,715,209.89
  5. Step 5: Solve for x
    x = 5,715,209.89/2,759.66
  6. Step 6: Final answer
    x = 2,070.99

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.