Home / 7,338.41-11,005.78-2,410.98

Finding the Fourth Proportional to 7,338.41, 11,005.78 and 2,410.98

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Solution

The fourth proportional to 7,338.41, 11,005.78 and 2,410.98 is: 3,615.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,338.41 : 11,005.78 = 2,410.98 : x
  2. Step 2: Convert to fraction form
    7,338.41/11,005.78 = 2,410.98/x
  3. Step 3: Cross multiply
    7,338.41x = 11,005.78 × 2,410.98
  4. Step 4: Simplify right side
    7,338.41x = 26,534,715.46
  5. Step 5: Solve for x
    x = 26,534,715.46/7,338.41
  6. Step 6: Final answer
    x = 3,615.87

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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.