Home / 3,197.50-4,412.73-1,800.34

Finding the Fourth Proportional to 3,197.50, 4,412.73 and 1,800.34

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Solution

The fourth proportional to 3,197.50, 4,412.73 and 1,800.34 is: 2,484.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,197.50 : 4,412.73 = 1,800.34 : x
  2. Step 2: Convert to fraction form
    3,197.50/4,412.73 = 1,800.34/x
  3. Step 3: Cross multiply
    3,197.50x = 4,412.73 × 1,800.34
  4. Step 4: Simplify right side
    3,197.50x = 7,944,414.33
  5. Step 5: Solve for x
    x = 7,944,414.33/3,197.50
  6. Step 6: Final answer
    x = 2,484.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.