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Finding the Fourth Proportional to 7,600.30, 11,297.87 and 7,376.05

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Solution

The fourth proportional to 7,600.30, 11,297.87 and 7,376.05 is: 10,964.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,600.30 : 11,297.87 = 7,376.05 : x
  2. Step 2: Convert to fraction form
    7,600.30/11,297.87 = 7,376.05/x
  3. Step 3: Cross multiply
    7,600.30x = 11,297.87 × 7,376.05
  4. Step 4: Simplify right side
    7,600.30x = 83,333,654.01
  5. Step 5: Solve for x
    x = 83,333,654.01/7,600.30
  6. Step 6: Final answer
    x = 10,964.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.