Home / 3,200.67-4,799.64-1,887.05

Finding the Fourth Proportional to 3,200.67, 4,799.64 and 1,887.05

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Solution

The fourth proportional to 3,200.67, 4,799.64 and 1,887.05 is: 2,829.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,200.67 : 4,799.64 = 1,887.05 : x
  2. Step 2: Convert to fraction form
    3,200.67/4,799.64 = 1,887.05/x
  3. Step 3: Cross multiply
    3,200.67x = 4,799.64 × 1,887.05
  4. Step 4: Simplify right side
    3,200.67x = 9,057,136.66
  5. Step 5: Solve for x
    x = 9,057,136.66/3,200.67
  6. Step 6: Final answer
    x = 2,829.76

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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.