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Finding the Fourth Proportional to 1,704.79, 2,571.35 and 1,501.90

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Solution

The fourth proportional to 1,704.79, 2,571.35 and 1,501.90 is: 2,265.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,704.79 : 2,571.35 = 1,501.90 : x
  2. Step 2: Convert to fraction form
    1,704.79/2,571.35 = 1,501.90/x
  3. Step 3: Cross multiply
    1,704.79x = 2,571.35 × 1,501.90
  4. Step 4: Simplify right side
    1,704.79x = 3,861,910.57
  5. Step 5: Solve for x
    x = 3,861,910.57/1,704.79
  6. Step 6: Final answer
    x = 2,265.33

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.