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Finding the Fourth Proportional to 1,737.23, 2,604.63 and 871.07

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Solution

The fourth proportional to 1,737.23, 2,604.63 and 871.07 is: 1,306.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,737.23 : 2,604.63 = 871.07 : x
  2. Step 2: Convert to fraction form
    1,737.23/2,604.63 = 871.07/x
  3. Step 3: Cross multiply
    1,737.23x = 2,604.63 × 871.07
  4. Step 4: Simplify right side
    1,737.23x = 2,268,824.83
  5. Step 5: Solve for x
    x = 2,268,824.83/1,737.23
  6. Step 6: Final answer
    x = 1,306.00

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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.