Home / 6,109.62-9,162.54-2,213.52

Finding the Fourth Proportional to 6,109.62, 9,162.54 and 2,213.52

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Solution

The fourth proportional to 6,109.62, 9,162.54 and 2,213.52 is: 3,319.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,109.62 : 9,162.54 = 2,213.52 : x
  2. Step 2: Convert to fraction form
    6,109.62/9,162.54 = 2,213.52/x
  3. Step 3: Cross multiply
    6,109.62x = 9,162.54 × 2,213.52
  4. Step 4: Simplify right side
    6,109.62x = 20,281,465.54
  5. Step 5: Solve for x
    x = 20,281,465.54/6,109.62
  6. Step 6: Final answer
    x = 3,319.60

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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.