Home / 8,344.99-12,521.80-3,668.28

Finding the Fourth Proportional to 8,344.99, 12,521.80 and 3,668.28

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Solution

The fourth proportional to 8,344.99, 12,521.80 and 3,668.28 is: 5,504.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,344.99 : 12,521.80 = 3,668.28 : x
  2. Step 2: Convert to fraction form
    8,344.99/12,521.80 = 3,668.28/x
  3. Step 3: Cross multiply
    8,344.99x = 12,521.80 × 3,668.28
  4. Step 4: Simplify right side
    8,344.99x = 45,933,450.16
  5. Step 5: Solve for x
    x = 45,933,450.16/8,344.99
  6. Step 6: Final answer
    x = 5,504.32

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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.