Home / 3,600.08-5,395.80-1,649.60

Finding the Fourth Proportional to 3,600.08, 5,395.80 and 1,649.60

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Solution

The fourth proportional to 3,600.08, 5,395.80 and 1,649.60 is: 2,472.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,600.08 : 5,395.80 = 1,649.60 : x
  2. Step 2: Convert to fraction form
    3,600.08/5,395.80 = 1,649.60/x
  3. Step 3: Cross multiply
    3,600.08x = 5,395.80 × 1,649.60
  4. Step 4: Simplify right side
    3,600.08x = 8,900,911.68
  5. Step 5: Solve for x
    x = 8,900,911.68/3,600.08
  6. Step 6: Final answer
    x = 2,472.42

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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.