Home / 3,208.22-4,810.91-1,649.10

Finding the Fourth Proportional to 3,208.22, 4,810.91 and 1,649.10

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Solution

The fourth proportional to 3,208.22, 4,810.91 and 1,649.10 is: 2,472.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,208.22 : 4,810.91 = 1,649.10 : x
  2. Step 2: Convert to fraction form
    3,208.22/4,810.91 = 1,649.10/x
  3. Step 3: Cross multiply
    3,208.22x = 4,810.91 × 1,649.10
  4. Step 4: Simplify right side
    3,208.22x = 7,933,663.44
  5. Step 5: Solve for x
    x = 7,933,663.44/3,208.22
  6. Step 6: Final answer
    x = 2,472.92

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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.