Home / 3,201.57-4,418.01-1,875.33

Finding the Fourth Proportional to 3,201.57, 4,418.01 and 1,875.33

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Solution

The fourth proportional to 3,201.57, 4,418.01 and 1,875.33 is: 2,587.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,201.57 : 4,418.01 = 1,875.33 : x
  2. Step 2: Convert to fraction form
    3,201.57/4,418.01 = 1,875.33/x
  3. Step 3: Cross multiply
    3,201.57x = 4,418.01 × 1,875.33
  4. Step 4: Simplify right side
    3,201.57x = 8,285,226.69
  5. Step 5: Solve for x
    x = 8,285,226.69/3,201.57
  6. Step 6: Final answer
    x = 2,587.86

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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.