Home / 6,255.53-9,380.52-1,872.17

Finding the Fourth Proportional to 6,255.53, 9,380.52 and 1,872.17

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Solution

The fourth proportional to 6,255.53, 9,380.52 and 1,872.17 is: 2,807.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,255.53 : 9,380.52 = 1,872.17 : x
  2. Step 2: Convert to fraction form
    6,255.53/9,380.52 = 1,872.17/x
  3. Step 3: Cross multiply
    6,255.53x = 9,380.52 × 1,872.17
  4. Step 4: Simplify right side
    6,255.53x = 17,561,881.23
  5. Step 5: Solve for x
    x = 17,561,881.23/6,255.53
  6. Step 6: Final answer
    x = 2,807.42

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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.