Home / 6,720.30-10,083.42-2,340.90

Finding the Fourth Proportional to 6,720.30, 10,083.42 and 2,340.90

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Solution

The fourth proportional to 6,720.30, 10,083.42 and 2,340.90 is: 3,512.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,720.30 : 10,083.42 = 2,340.90 : x
  2. Step 2: Convert to fraction form
    6,720.30/10,083.42 = 2,340.90/x
  3. Step 3: Cross multiply
    6,720.30x = 10,083.42 × 2,340.90
  4. Step 4: Simplify right side
    6,720.30x = 23,604,277.88
  5. Step 5: Solve for x
    x = 23,604,277.88/6,720.30
  6. Step 6: Final answer
    x = 3,512.38

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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.