Home / 6,749.63-9,314.68-3,766.05

Finding the Fourth Proportional to 6,749.63, 9,314.68 and 3,766.05

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Solution

The fourth proportional to 6,749.63, 9,314.68 and 3,766.05 is: 5,197.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,749.63 : 9,314.68 = 3,766.05 : x
  2. Step 2: Convert to fraction form
    6,749.63/9,314.68 = 3,766.05/x
  3. Step 3: Cross multiply
    6,749.63x = 9,314.68 × 3,766.05
  4. Step 4: Simplify right side
    6,749.63x = 35,079,550.61
  5. Step 5: Solve for x
    x = 35,079,550.61/6,749.63
  6. Step 6: Final answer
    x = 5,197.26

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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.