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Finding the Fourth Proportional to 7,338.08, 11,007.08 and 2,407.68

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Solution

The fourth proportional to 7,338.08, 11,007.08 and 2,407.68 is: 3,611.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,338.08 : 11,007.08 = 2,407.68 : x
  2. Step 2: Convert to fraction form
    7,338.08/11,007.08 = 2,407.68/x
  3. Step 3: Cross multiply
    7,338.08x = 11,007.08 × 2,407.68
  4. Step 4: Simplify right side
    7,338.08x = 26,501,526.37
  5. Step 5: Solve for x
    x = 26,501,526.37/7,338.08
  6. Step 6: Final answer
    x = 3,611.51

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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.