Home / 6,340.19-9,510.49-2,180.16

Finding the Fourth Proportional to 6,340.19, 9,510.49 and 2,180.16

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Solution

The fourth proportional to 6,340.19, 9,510.49 and 2,180.16 is: 3,270.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,340.19 : 9,510.49 = 2,180.16 : x
  2. Step 2: Convert to fraction form
    6,340.19/9,510.49 = 2,180.16/x
  3. Step 3: Cross multiply
    6,340.19x = 9,510.49 × 2,180.16
  4. Step 4: Simplify right side
    6,340.19x = 20,734,342.33
  5. Step 5: Solve for x
    x = 20,734,342.33/6,340.19
  6. Step 6: Final answer
    x = 3,270.31

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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.