Home / 6,751.77-10,129.27-2,591.81

Finding the Fourth Proportional to 6,751.77, 10,129.27 and 2,591.81

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Solution

The fourth proportional to 6,751.77, 10,129.27 and 2,591.81 is: 3,888.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,751.77 : 10,129.27 = 2,591.81 : x
  2. Step 2: Convert to fraction form
    6,751.77/10,129.27 = 2,591.81/x
  3. Step 3: Cross multiply
    6,751.77x = 10,129.27 × 2,591.81
  4. Step 4: Simplify right side
    6,751.77x = 26,253,143.28
  5. Step 5: Solve for x
    x = 26,253,143.28/6,751.77
  6. Step 6: Final answer
    x = 3,888.33

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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.