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Finding the Fourth Proportional to 7,206.66, 10,809.66 and 2,276.58

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Solution

The fourth proportional to 7,206.66, 10,809.66 and 2,276.58 is: 3,414.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,206.66 : 10,809.66 = 2,276.58 : x
  2. Step 2: Convert to fraction form
    7,206.66/10,809.66 = 2,276.58/x
  3. Step 3: Cross multiply
    7,206.66x = 10,809.66 × 2,276.58
  4. Step 4: Simplify right side
    7,206.66x = 24,609,055.76
  5. Step 5: Solve for x
    x = 24,609,055.76/7,206.66
  6. Step 6: Final answer
    x = 3,414.77

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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.