Home / 1,737.72-2,607.62-1,628.28

Finding the Fourth Proportional to 1,737.72, 2,607.62 and 1,628.28

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Solution

The fourth proportional to 1,737.72, 2,607.62 and 1,628.28 is: 2,443.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,737.72 : 2,607.62 = 1,628.28 : x
  2. Step 2: Convert to fraction form
    1,737.72/2,607.62 = 1,628.28/x
  3. Step 3: Cross multiply
    1,737.72x = 2,607.62 × 1,628.28
  4. Step 4: Simplify right side
    1,737.72x = 4,245,927.35
  5. Step 5: Solve for x
    x = 4,245,927.35/1,737.72
  6. Step 6: Final answer
    x = 2,443.39

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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.