Home / 6,509.22-9,756.42-2,758.66

Finding the Fourth Proportional to 6,509.22, 9,756.42 and 2,758.66

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Solution

The fourth proportional to 6,509.22, 9,756.42 and 2,758.66 is: 4,134.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,509.22 : 9,756.42 = 2,758.66 : x
  2. Step 2: Convert to fraction form
    6,509.22/9,756.42 = 2,758.66/x
  3. Step 3: Cross multiply
    6,509.22x = 9,756.42 × 2,758.66
  4. Step 4: Simplify right side
    6,509.22x = 26,914,645.60
  5. Step 5: Solve for x
    x = 26,914,645.60/6,509.22
  6. Step 6: Final answer
    x = 4,134.85

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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.