Home / 3,309.66-4,953.56-3,193.02

Finding the Fourth Proportional to 3,309.66, 4,953.56 and 3,193.02

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Solution

The fourth proportional to 3,309.66, 4,953.56 and 3,193.02 is: 4,778.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,309.66 : 4,953.56 = 3,193.02 : x
  2. Step 2: Convert to fraction form
    3,309.66/4,953.56 = 3,193.02/x
  3. Step 3: Cross multiply
    3,309.66x = 4,953.56 × 3,193.02
  4. Step 4: Simplify right side
    3,309.66x = 15,816,800.19
  5. Step 5: Solve for x
    x = 15,816,800.19/3,309.66
  6. Step 6: Final answer
    x = 4,778.98

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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.