Home / 6,787.02-10,175.68-3,326.70

Finding the Fourth Proportional to 6,787.02, 10,175.68 and 3,326.70

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Solution

The fourth proportional to 6,787.02, 10,175.68 and 3,326.70 is: 4,987.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,787.02 : 10,175.68 = 3,326.70 : x
  2. Step 2: Convert to fraction form
    6,787.02/10,175.68 = 3,326.70/x
  3. Step 3: Cross multiply
    6,787.02x = 10,175.68 × 3,326.70
  4. Step 4: Simplify right side
    6,787.02x = 33,851,458.26
  5. Step 5: Solve for x
    x = 33,851,458.26/6,787.02
  6. Step 6: Final answer
    x = 4,987.67

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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.