Home / 10,998.92-16,501.18-3,603.88

Finding the Fourth Proportional to 10,998.92, 16,501.18 and 3,603.88

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Solution

The fourth proportional to 10,998.92, 16,501.18 and 3,603.88 is: 5,406.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,998.92 : 16,501.18 = 3,603.88 : x
  2. Step 2: Convert to fraction form
    10,998.92/16,501.18 = 3,603.88/x
  3. Step 3: Cross multiply
    10,998.92x = 16,501.18 × 3,603.88
  4. Step 4: Simplify right side
    10,998.92x = 59,468,272.58
  5. Step 5: Solve for x
    x = 59,468,272.58/10,998.92
  6. Step 6: Final answer
    x = 5,406.74

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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.