Home / 5,906.40-8,150.76-3,668.16

Finding the Fourth Proportional to 5,906.40, 8,150.76 and 3,668.16

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Solution

The fourth proportional to 5,906.40, 8,150.76 and 3,668.16 is: 5,062.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,906.40 : 8,150.76 = 3,668.16 : x
  2. Step 2: Convert to fraction form
    5,906.40/8,150.76 = 3,668.16/x
  3. Step 3: Cross multiply
    5,906.40x = 8,150.76 × 3,668.16
  4. Step 4: Simplify right side
    5,906.40x = 29,898,291.80
  5. Step 5: Solve for x
    x = 29,898,291.80/5,906.40
  6. Step 6: Final answer
    x = 5,062.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.