Home / 6,787.76-10,175.38-4,708.75

Finding the Fourth Proportional to 6,787.76, 10,175.38 and 4,708.75

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Solution

The fourth proportional to 6,787.76, 10,175.38 and 4,708.75 is: 7,058.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,787.76 : 10,175.38 = 4,708.75 : x
  2. Step 2: Convert to fraction form
    6,787.76/10,175.38 = 4,708.75/x
  3. Step 3: Cross multiply
    6,787.76x = 10,175.38 × 4,708.75
  4. Step 4: Simplify right side
    6,787.76x = 47,913,320.58
  5. Step 5: Solve for x
    x = 47,913,320.58/6,787.76
  6. Step 6: Final answer
    x = 7,058.78

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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.