Home / 6,764.60-10,147.38-1,834.15

Finding the Fourth Proportional to 6,764.60, 10,147.38 and 1,834.15

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Solution

The fourth proportional to 6,764.60, 10,147.38 and 1,834.15 is: 2,751.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,764.60 : 10,147.38 = 1,834.15 : x
  2. Step 2: Convert to fraction form
    6,764.60/10,147.38 = 1,834.15/x
  3. Step 3: Cross multiply
    6,764.60x = 10,147.38 × 1,834.15
  4. Step 4: Simplify right side
    6,764.60x = 18,611,757.12
  5. Step 5: Solve for x
    x = 18,611,757.12/6,764.60
  6. Step 6: Final answer
    x = 2,751.35

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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.