Home / 6,717.42-10,076.17-1,787.43

Finding the Fourth Proportional to 6,717.42, 10,076.17 and 1,787.43

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Solution

The fourth proportional to 6,717.42, 10,076.17 and 1,787.43 is: 2,681.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,717.42 : 10,076.17 = 1,787.43 : x
  2. Step 2: Convert to fraction form
    6,717.42/10,076.17 = 1,787.43/x
  3. Step 3: Cross multiply
    6,717.42x = 10,076.17 × 1,787.43
  4. Step 4: Simplify right side
    6,717.42x = 18,010,448.54
  5. Step 5: Solve for x
    x = 18,010,448.54/6,717.42
  6. Step 6: Final answer
    x = 2,681.16

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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.