Home / 3,488.87-5,233.76-1,297.31

Finding the Fourth Proportional to 3,488.87, 5,233.76 and 1,297.31

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Solution

The fourth proportional to 3,488.87, 5,233.76 and 1,297.31 is: 1,946.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,488.87 : 5,233.76 = 1,297.31 : x
  2. Step 2: Convert to fraction form
    3,488.87/5,233.76 = 1,297.31/x
  3. Step 3: Cross multiply
    3,488.87x = 5,233.76 × 1,297.31
  4. Step 4: Simplify right side
    3,488.87x = 6,789,809.19
  5. Step 5: Solve for x
    x = 6,789,809.19/3,488.87
  6. Step 6: Final answer
    x = 1,946.13

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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.