Home / 3,488.56-5,228.77-1,295.89

Finding the Fourth Proportional to 3,488.56, 5,228.77 and 1,295.89

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Solution

The fourth proportional to 3,488.56, 5,228.77 and 1,295.89 is: 1,942.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,488.56 : 5,228.77 = 1,295.89 : x
  2. Step 2: Convert to fraction form
    3,488.56/5,228.77 = 1,295.89/x
  3. Step 3: Cross multiply
    3,488.56x = 5,228.77 × 1,295.89
  4. Step 4: Simplify right side
    3,488.56x = 6,775,878.13
  5. Step 5: Solve for x
    x = 6,775,878.13/3,488.56
  6. Step 6: Final answer
    x = 1,942.32

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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.