Home / 2,331.08-3,496.61-1,640.82

Finding the Fourth Proportional to 2,331.08, 3,496.61 and 1,640.82

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Solution

The fourth proportional to 2,331.08, 3,496.61 and 1,640.82 is: 2,461.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,331.08 : 3,496.61 = 1,640.82 : x
  2. Step 2: Convert to fraction form
    2,331.08/3,496.61 = 1,640.82/x
  3. Step 3: Cross multiply
    2,331.08x = 3,496.61 × 1,640.82
  4. Step 4: Simplify right side
    2,331.08x = 5,737,324.83
  5. Step 5: Solve for x
    x = 5,737,324.83/2,331.08
  6. Step 6: Final answer
    x = 2,461.23

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1.5x scale

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.