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Finding the Fourth Proportional to 1,825.92, 2,737.92 and 1,570.56

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Solution

The fourth proportional to 1,825.92, 2,737.92 and 1,570.56 is: 2,355.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,825.92 : 2,737.92 = 1,570.56 : x
  2. Step 2: Convert to fraction form
    1,825.92/2,737.92 = 1,570.56/x
  3. Step 3: Cross multiply
    1,825.92x = 2,737.92 × 1,570.56
  4. Step 4: Simplify right side
    1,825.92x = 4,300,067.64
  5. Step 5: Solve for x
    x = 4,300,067.64/1,825.92
  6. Step 6: Final answer
    x = 2,355.01

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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.