Home / 3,355.20-5,032.62-1,711.68

Finding the Fourth Proportional to 3,355.20, 5,032.62 and 1,711.68

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Solution

The fourth proportional to 3,355.20, 5,032.62 and 1,711.68 is: 2,567.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,355.20 : 5,032.62 = 1,711.68 : x
  2. Step 2: Convert to fraction form
    3,355.20/5,032.62 = 1,711.68/x
  3. Step 3: Cross multiply
    3,355.20x = 5,032.62 × 1,711.68
  4. Step 4: Simplify right side
    3,355.20x = 8,614,235.00
  5. Step 5: Solve for x
    x = 8,614,235.00/3,355.20
  6. Step 6: Final answer
    x = 2,567.43

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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.