Home / 7,168.36-10,756.86-2,550.76

Finding the Fourth Proportional to 7,168.36, 10,756.86 and 2,550.76

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Solution

The fourth proportional to 7,168.36, 10,756.86 and 2,550.76 is: 3,827.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,168.36 : 10,756.86 = 2,550.76 : x
  2. Step 2: Convert to fraction form
    7,168.36/10,756.86 = 2,550.76/x
  3. Step 3: Cross multiply
    7,168.36x = 10,756.86 × 2,550.76
  4. Step 4: Simplify right side
    7,168.36x = 27,438,168.21
  5. Step 5: Solve for x
    x = 27,438,168.21/7,168.36
  6. Step 6: Final answer
    x = 3,827.68

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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.