Home / 11,020.18-16,532.09-5,473.71

Finding the Fourth Proportional to 11,020.18, 16,532.09 and 5,473.71

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Solution

The fourth proportional to 11,020.18, 16,532.09 and 5,473.71 is: 8,211.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,020.18 : 16,532.09 = 5,473.71 : x
  2. Step 2: Convert to fraction form
    11,020.18/16,532.09 = 5,473.71/x
  3. Step 3: Cross multiply
    11,020.18x = 16,532.09 × 5,473.71
  4. Step 4: Simplify right side
    11,020.18x = 90,491,866.35
  5. Step 5: Solve for x
    x = 90,491,866.35/11,020.18
  6. Step 6: Final answer
    x = 8,211.47

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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.