Home / 6,340.26-9,510.39-2,180.37

Finding the Fourth Proportional to 6,340.26, 9,510.39 and 2,180.37

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Solution

The fourth proportional to 6,340.26, 9,510.39 and 2,180.37 is: 3,270.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,340.26 : 9,510.39 = 2,180.37 : x
  2. Step 2: Convert to fraction form
    6,340.26/9,510.39 = 2,180.37/x
  3. Step 3: Cross multiply
    6,340.26x = 9,510.39 × 2,180.37
  4. Step 4: Simplify right side
    6,340.26x = 20,736,169.04
  5. Step 5: Solve for x
    x = 20,736,169.04/6,340.26
  6. Step 6: Final answer
    x = 3,270.56

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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.