Home / 6,737.34-10,107.72-2,120.34

Finding the Fourth Proportional to 6,737.34, 10,107.72 and 2,120.34

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Solution

The fourth proportional to 6,737.34, 10,107.72 and 2,120.34 is: 3,181.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,737.34 : 10,107.72 = 2,120.34 : x
  2. Step 2: Convert to fraction form
    6,737.34/10,107.72 = 2,120.34/x
  3. Step 3: Cross multiply
    6,737.34x = 10,107.72 × 2,120.34
  4. Step 4: Simplify right side
    6,737.34x = 21,431,803.02
  5. Step 5: Solve for x
    x = 21,431,803.02/6,737.34
  6. Step 6: Final answer
    x = 3,181.05

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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.