Home / 3,530.31-5,295.39-933.22

Finding the Fourth Proportional to 3,530.31, 5,295.39 and 933.22

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Solution

The fourth proportional to 3,530.31, 5,295.39 and 933.22 is: 1,399.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,530.31 : 5,295.39 = 933.22 : x
  2. Step 2: Convert to fraction form
    3,530.31/5,295.39 = 933.22/x
  3. Step 3: Cross multiply
    3,530.31x = 5,295.39 × 933.22
  4. Step 4: Simplify right side
    3,530.31x = 4,941,763.86
  5. Step 5: Solve for x
    x = 4,941,763.86/3,530.31
  6. Step 6: Final answer
    x = 1,399.81

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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.