Home / 8,814.92-13,222.28-2,975.63

Finding the Fourth Proportional to 8,814.92, 13,222.28 and 2,975.63

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Solution

The fourth proportional to 8,814.92, 13,222.28 and 2,975.63 is: 4,463.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,814.92 : 13,222.28 = 2,975.63 : x
  2. Step 2: Convert to fraction form
    8,814.92/13,222.28 = 2,975.63/x
  3. Step 3: Cross multiply
    8,814.92x = 13,222.28 × 2,975.63
  4. Step 4: Simplify right side
    8,814.92x = 39,344,613.04
  5. Step 5: Solve for x
    x = 39,344,613.04/8,814.92
  6. Step 6: Final answer
    x = 4,463.41

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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.