Home / 11,284.38-16,917.39-4,715.46

Finding the Fourth Proportional to 11,284.38, 16,917.39 and 4,715.46

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Solution

The fourth proportional to 11,284.38, 16,917.39 and 4,715.46 is: 7,069.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,284.38 : 16,917.39 = 4,715.46 : x
  2. Step 2: Convert to fraction form
    11,284.38/16,917.39 = 4,715.46/x
  3. Step 3: Cross multiply
    11,284.38x = 16,917.39 × 4,715.46
  4. Step 4: Simplify right side
    11,284.38x = 79,773,275.85
  5. Step 5: Solve for x
    x = 79,773,275.85/11,284.38
  6. Step 6: Final answer
    x = 7,069.35

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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.