Home / 3,530.61-5,296.35-1,189.59

Finding the Fourth Proportional to 3,530.61, 5,296.35 and 1,189.59

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Solution

The fourth proportional to 3,530.61, 5,296.35 and 1,189.59 is: 1,784.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,530.61 : 5,296.35 = 1,189.59 : x
  2. Step 2: Convert to fraction form
    3,530.61/5,296.35 = 1,189.59/x
  3. Step 3: Cross multiply
    3,530.61x = 5,296.35 × 1,189.59
  4. Step 4: Simplify right side
    3,530.61x = 6,300,485.00
  5. Step 5: Solve for x
    x = 6,300,485.00/3,530.61
  6. Step 6: Final answer
    x = 1,784.53

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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.