Home / 7,731.15-10,668.96-4,194.33

Finding the Fourth Proportional to 7,731.15, 10,668.96 and 4,194.33

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Solution

The fourth proportional to 7,731.15, 10,668.96 and 4,194.33 is: 5,788.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,731.15 : 10,668.96 = 4,194.33 : x
  2. Step 2: Convert to fraction form
    7,731.15/10,668.96 = 4,194.33/x
  3. Step 3: Cross multiply
    7,731.15x = 10,668.96 × 4,194.33
  4. Step 4: Simplify right side
    7,731.15x = 44,749,139.00
  5. Step 5: Solve for x
    x = 44,749,139.00/7,731.15
  6. Step 6: Final answer
    x = 5,788.16

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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.