Home / 8,934.57-13,399.90-3,668.29

Finding the Fourth Proportional to 8,934.57, 13,399.90 and 3,668.29

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Solution

The fourth proportional to 8,934.57, 13,399.90 and 3,668.29 is: 5,501.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,934.57 : 13,399.90 = 3,668.29 : x
  2. Step 2: Convert to fraction form
    8,934.57/13,399.90 = 3,668.29/x
  3. Step 3: Cross multiply
    8,934.57x = 13,399.90 × 3,668.29
  4. Step 4: Simplify right side
    8,934.57x = 49,154,676.50
  5. Step 5: Solve for x
    x = 49,154,676.50/8,934.57
  6. Step 6: Final answer
    x = 5,501.63

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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.