Home / 2,324.30-3,206.75-1,328.87

Finding the Fourth Proportional to 2,324.30, 3,206.75 and 1,328.87

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Solution

The fourth proportional to 2,324.30, 3,206.75 and 1,328.87 is: 1,833.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,324.30 : 3,206.75 = 1,328.87 : x
  2. Step 2: Convert to fraction form
    2,324.30/3,206.75 = 1,328.87/x
  3. Step 3: Cross multiply
    2,324.30x = 3,206.75 × 1,328.87
  4. Step 4: Simplify right side
    2,324.30x = 4,261,355.25
  5. Step 5: Solve for x
    x = 4,261,355.25/2,324.30
  6. Step 6: Final answer
    x = 1,833.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.