Home / 1,747.98-2,622.88-1,647.14

Finding the Fourth Proportional to 1,747.98, 2,622.88 and 1,647.14

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Solution

The fourth proportional to 1,747.98, 2,622.88 and 1,647.14 is: 2,471.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,747.98 : 2,622.88 = 1,647.14 : x
  2. Step 2: Convert to fraction form
    1,747.98/2,622.88 = 1,647.14/x
  3. Step 3: Cross multiply
    1,747.98x = 2,622.88 × 1,647.14
  4. Step 4: Simplify right side
    1,747.98x = 4,320,239.51
  5. Step 5: Solve for x
    x = 4,320,239.51/1,747.98
  6. Step 6: Final answer
    x = 2,471.56

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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.