Home / 6,717.52-10,076.28-1,787.05

Finding the Fourth Proportional to 6,717.52, 10,076.28 and 1,787.05

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Solution

The fourth proportional to 6,717.52, 10,076.28 and 1,787.05 is: 2,680.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,717.52 : 10,076.28 = 1,787.05 : x
  2. Step 2: Convert to fraction form
    6,717.52/10,076.28 = 1,787.05/x
  3. Step 3: Cross multiply
    6,717.52x = 10,076.28 × 1,787.05
  4. Step 4: Simplify right side
    6,717.52x = 18,006,816.17
  5. Step 5: Solve for x
    x = 18,006,816.17/6,717.52
  6. Step 6: Final answer
    x = 2,680.58

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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.