Home / 2,751.48-4,122.59-1,775.52

Finding the Fourth Proportional to 2,751.48, 4,122.59 and 1,775.52

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Solution

The fourth proportional to 2,751.48, 4,122.59 and 1,775.52 is: 2,660.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,751.48 : 4,122.59 = 1,775.52 : x
  2. Step 2: Convert to fraction form
    2,751.48/4,122.59 = 1,775.52/x
  3. Step 3: Cross multiply
    2,751.48x = 4,122.59 × 1,775.52
  4. Step 4: Simplify right side
    2,751.48x = 7,319,732.12
  5. Step 5: Solve for x
    x = 7,319,732.12/2,751.48
  6. Step 6: Final answer
    x = 2,660.29

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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.