Home / 8,276.96-12,415.44-2,730.62

Finding the Fourth Proportional to 8,276.96, 12,415.44 and 2,730.62

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Solution

The fourth proportional to 8,276.96, 12,415.44 and 2,730.62 is: 4,095.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,276.96 : 12,415.44 = 2,730.62 : x
  2. Step 2: Convert to fraction form
    8,276.96/12,415.44 = 2,730.62/x
  3. Step 3: Cross multiply
    8,276.96x = 12,415.44 × 2,730.62
  4. Step 4: Simplify right side
    8,276.96x = 33,901,848.77
  5. Step 5: Solve for x
    x = 33,901,848.77/8,276.96
  6. Step 6: Final answer
    x = 4,095.93

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Similar ratio
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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.