Home / 3,631.52-5,447.98-1,166.15

Finding the Fourth Proportional to 3,631.52, 5,447.98 and 1,166.15

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Solution

The fourth proportional to 3,631.52, 5,447.98 and 1,166.15 is: 1,749.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,631.52 : 5,447.98 = 1,166.15 : x
  2. Step 2: Convert to fraction form
    3,631.52/5,447.98 = 1,166.15/x
  3. Step 3: Cross multiply
    3,631.52x = 5,447.98 × 1,166.15
  4. Step 4: Simplify right side
    3,631.52x = 6,353,134.64
  5. Step 5: Solve for x
    x = 6,353,134.64/3,631.52
  6. Step 6: Final answer
    x = 1,749.44

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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.