Home / 6,766.90-10,152.12-2,816.91

Finding the Fourth Proportional to 6,766.90, 10,152.12 and 2,816.91

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Solution

The fourth proportional to 6,766.90, 10,152.12 and 2,816.91 is: 4,226.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,766.90 : 10,152.12 = 2,816.91 : x
  2. Step 2: Convert to fraction form
    6,766.90/10,152.12 = 2,816.91/x
  3. Step 3: Cross multiply
    6,766.90x = 10,152.12 × 2,816.91
  4. Step 4: Simplify right side
    6,766.90x = 28,597,608.35
  5. Step 5: Solve for x
    x = 28,597,608.35/6,766.90
  6. Step 6: Final answer
    x = 4,226.10

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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.