Home / 11,184.48-16,780.86-4,611.24

Finding the Fourth Proportional to 11,184.48, 16,780.86 and 4,611.24

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Solution

The fourth proportional to 11,184.48, 16,780.86 and 4,611.24 is: 6,918.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,184.48 : 16,780.86 = 4,611.24 : x
  2. Step 2: Convert to fraction form
    11,184.48/16,780.86 = 4,611.24/x
  3. Step 3: Cross multiply
    11,184.48x = 16,780.86 × 4,611.24
  4. Step 4: Simplify right side
    11,184.48x = 77,380,572.87
  5. Step 5: Solve for x
    x = 77,380,572.87/11,184.48
  6. Step 6: Final answer
    x = 6,918.57

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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.