Home / 7,746.60-11,619.82-3,367.20

Finding the Fourth Proportional to 7,746.60, 11,619.82 and 3,367.20

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Solution

The fourth proportional to 7,746.60, 11,619.82 and 3,367.20 is: 5,050.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,746.60 : 11,619.82 = 3,367.20 : x
  2. Step 2: Convert to fraction form
    7,746.60/11,619.82 = 3,367.20/x
  3. Step 3: Cross multiply
    7,746.60x = 11,619.82 × 3,367.20
  4. Step 4: Simplify right side
    7,746.60x = 39,126,257.90
  5. Step 5: Solve for x
    x = 39,126,257.90/7,746.60
  6. Step 6: Final answer
    x = 5,050.77

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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.