Home / 3,529.64-5,295.04-1,189.42

Finding the Fourth Proportional to 3,529.64, 5,295.04 and 1,189.42

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Solution

The fourth proportional to 3,529.64, 5,295.04 and 1,189.42 is: 1,784.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,529.64 : 5,295.04 = 1,189.42 : x
  2. Step 2: Convert to fraction form
    3,529.64/5,295.04 = 1,189.42/x
  3. Step 3: Cross multiply
    3,529.64x = 5,295.04 × 1,189.42
  4. Step 4: Simplify right side
    3,529.64x = 6,298,010.27
  5. Step 5: Solve for x
    x = 6,298,010.27/3,529.64
  6. Step 6: Final answer
    x = 1,784.32

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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.