Home / 8,344.90-12,521.67-3,668.19

Finding the Fourth Proportional to 8,344.90, 12,521.67 and 3,668.19

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Solution

The fourth proportional to 8,344.90, 12,521.67 and 3,668.19 is: 5,504.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,344.90 : 12,521.67 = 3,668.19 : x
  2. Step 2: Convert to fraction form
    8,344.90/12,521.67 = 3,668.19/x
  3. Step 3: Cross multiply
    8,344.90x = 12,521.67 × 3,668.19
  4. Step 4: Simplify right side
    8,344.90x = 45,931,864.68
  5. Step 5: Solve for x
    x = 45,931,864.68/8,344.90
  6. Step 6: Final answer
    x = 5,504.18

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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.