Home / 3,530.25-5,293.83-1,189.63

Finding the Fourth Proportional to 3,530.25, 5,293.83 and 1,189.63

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Solution

The fourth proportional to 3,530.25, 5,293.83 and 1,189.63 is: 1,783.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,530.25 : 5,293.83 = 1,189.63 : x
  2. Step 2: Convert to fraction form
    3,530.25/5,293.83 = 1,189.63/x
  3. Step 3: Cross multiply
    3,530.25x = 5,293.83 × 1,189.63
  4. Step 4: Simplify right side
    3,530.25x = 6,297,672.51
  5. Step 5: Solve for x
    x = 6,297,672.51/3,530.25
  6. Step 6: Final answer
    x = 1,783.92

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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.