Home / 10,814.94-16,217.82-4,240.08

Finding the Fourth Proportional to 10,814.94, 16,217.82 and 4,240.08

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Solution

The fourth proportional to 10,814.94, 16,217.82 and 4,240.08 is: 6,358.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,814.94 : 16,217.82 = 4,240.08 : x
  2. Step 2: Convert to fraction form
    10,814.94/16,217.82 = 4,240.08/x
  3. Step 3: Cross multiply
    10,814.94x = 16,217.82 × 4,240.08
  4. Step 4: Simplify right side
    10,814.94x = 68,764,854.23
  5. Step 5: Solve for x
    x = 68,764,854.23/10,814.94
  6. Step 6: Final answer
    x = 6,358.32

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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.