Home / 6,255.43-9,381.62-1,812.17

Finding the Fourth Proportional to 6,255.43, 9,381.62 and 1,812.17

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Solution

The fourth proportional to 6,255.43, 9,381.62 and 1,812.17 is: 2,717.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,255.43 : 9,381.62 = 1,812.17 : x
  2. Step 2: Convert to fraction form
    6,255.43/9,381.62 = 1,812.17/x
  3. Step 3: Cross multiply
    6,255.43x = 9,381.62 × 1,812.17
  4. Step 4: Simplify right side
    6,255.43x = 17,001,118.30
  5. Step 5: Solve for x
    x = 17,001,118.30/6,255.43
  6. Step 6: Final answer
    x = 2,717.82

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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.