Home / 1,757.40-2,628.18-1,563.54

Finding the Fourth Proportional to 1,757.40, 2,628.18 and 1,563.54

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Solution

The fourth proportional to 1,757.40, 2,628.18 and 1,563.54 is: 2,338.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,757.40 : 2,628.18 = 1,563.54 : x
  2. Step 2: Convert to fraction form
    1,757.40/2,628.18 = 1,563.54/x
  3. Step 3: Cross multiply
    1,757.40x = 2,628.18 × 1,563.54
  4. Step 4: Simplify right side
    1,757.40x = 4,109,264.56
  5. Step 5: Solve for x
    x = 4,109,264.56/1,757.40
  6. Step 6: Final answer
    x = 2,338.26

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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.