Home / 11,000.61-16,489.35-3,603.15

Finding the Fourth Proportional to 11,000.61, 16,489.35 and 3,603.15

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Solution

The fourth proportional to 11,000.61, 16,489.35 and 3,603.15 is: 5,400.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,000.61 : 16,489.35 = 3,603.15 : x
  2. Step 2: Convert to fraction form
    11,000.61/16,489.35 = 3,603.15/x
  3. Step 3: Cross multiply
    11,000.61x = 16,489.35 × 3,603.15
  4. Step 4: Simplify right side
    11,000.61x = 59,413,601.45
  5. Step 5: Solve for x
    x = 59,413,601.45/11,000.61
  6. Step 6: Final answer
    x = 5,400.94

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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.