Home / 8,934.72-13,401.36-3,668.22

Finding the Fourth Proportional to 8,934.72, 13,401.36 and 3,668.22

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Solution

The fourth proportional to 8,934.72, 13,401.36 and 3,668.22 is: 5,502.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,934.72 : 13,401.36 = 3,668.22 : x
  2. Step 2: Convert to fraction form
    8,934.72/13,401.36 = 3,668.22/x
  3. Step 3: Cross multiply
    8,934.72x = 13,401.36 × 3,668.22
  4. Step 4: Simplify right side
    8,934.72x = 49,159,136.78
  5. Step 5: Solve for x
    x = 49,159,136.78/8,934.72
  6. Step 6: Final answer
    x = 5,502.03

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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.