Home / 11,178.48-16,761.96-4,603.44

Finding the Fourth Proportional to 11,178.48, 16,761.96 and 4,603.44

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Solution

The fourth proportional to 11,178.48, 16,761.96 and 4,603.44 is: 6,902.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,178.48 : 16,761.96 = 4,603.44 : x
  2. Step 2: Convert to fraction form
    11,178.48/16,761.96 = 4,603.44/x
  3. Step 3: Cross multiply
    11,178.48x = 16,761.96 × 4,603.44
  4. Step 4: Simplify right side
    11,178.48x = 77,162,677.14
  5. Step 5: Solve for x
    x = 77,162,677.14/11,178.48
  6. Step 6: Final answer
    x = 6,902.79

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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.