Home / 6,340.13-9,510.21-2,181.33

Finding the Fourth Proportional to 6,340.13, 9,510.21 and 2,181.33

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Solution

The fourth proportional to 6,340.13, 9,510.21 and 2,181.33 is: 3,272.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,340.13 : 9,510.21 = 2,181.33 : x
  2. Step 2: Convert to fraction form
    6,340.13/9,510.21 = 2,181.33/x
  3. Step 3: Cross multiply
    6,340.13x = 9,510.21 × 2,181.33
  4. Step 4: Simplify right side
    6,340.13x = 20,744,906.38
  5. Step 5: Solve for x
    x = 20,744,906.38/6,340.13
  6. Step 6: Final answer
    x = 3,272.00

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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.