Home / 8,814.06-13,216.90-5,117.43

Finding the Fourth Proportional to 8,814.06, 13,216.90 and 5,117.43

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Solution

The fourth proportional to 8,814.06, 13,216.90 and 5,117.43 is: 7,673.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,814.06 : 13,216.90 = 5,117.43 : x
  2. Step 2: Convert to fraction form
    8,814.06/13,216.90 = 5,117.43/x
  3. Step 3: Cross multiply
    8,814.06x = 13,216.90 × 5,117.43
  4. Step 4: Simplify right side
    8,814.06x = 67,636,560.57
  5. Step 5: Solve for x
    x = 67,636,560.57/8,814.06
  6. Step 6: Final answer
    x = 7,673.71

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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.