Home / 11,176.55-16,763.52-3,780.99

Finding the Fourth Proportional to 11,176.55, 16,763.52 and 3,780.99

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Solution

The fourth proportional to 11,176.55, 16,763.52 and 3,780.99 is: 5,671.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,176.55 : 16,763.52 = 3,780.99 : x
  2. Step 2: Convert to fraction form
    11,176.55/16,763.52 = 3,780.99/x
  3. Step 3: Cross multiply
    11,176.55x = 16,763.52 × 3,780.99
  4. Step 4: Simplify right side
    11,176.55x = 63,382,715.66
  5. Step 5: Solve for x
    x = 63,382,715.66/11,176.55
  6. Step 6: Final answer
    x = 5,671.05

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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.