Home / 1,761.23-2,628.32-1,576.75

Finding the Fourth Proportional to 1,761.23, 2,628.32 and 1,576.75

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Solution

The fourth proportional to 1,761.23, 2,628.32 and 1,576.75 is: 2,353.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761.23 : 2,628.32 = 1,576.75 : x
  2. Step 2: Convert to fraction form
    1,761.23/2,628.32 = 1,576.75/x
  3. Step 3: Cross multiply
    1,761.23x = 2,628.32 × 1,576.75
  4. Step 4: Simplify right side
    1,761.23x = 4,144,203.56
  5. Step 5: Solve for x
    x = 4,144,203.56/1,761.23
  6. Step 6: Final answer
    x = 2,353.02

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.