Home / 3,508.25-5,262.30-1,660.23

Finding the Fourth Proportional to 3,508.25, 5,262.30 and 1,660.23

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Solution

The fourth proportional to 3,508.25, 5,262.30 and 1,660.23 is: 2,490.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,508.25 : 5,262.30 = 1,660.23 : x
  2. Step 2: Convert to fraction form
    3,508.25/5,262.30 = 1,660.23/x
  3. Step 3: Cross multiply
    3,508.25x = 5,262.30 × 1,660.23
  4. Step 4: Simplify right side
    3,508.25x = 8,736,628.33
  5. Step 5: Solve for x
    x = 8,736,628.33/3,508.25
  6. Step 6: Final answer
    x = 2,490.31

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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.