Home / 6,895.45-10,340.42-3,611.30

Finding the Fourth Proportional to 6,895.45, 10,340.42 and 3,611.30

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Solution

The fourth proportional to 6,895.45, 10,340.42 and 3,611.30 is: 5,415.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,895.45 : 10,340.42 = 3,611.30 : x
  2. Step 2: Convert to fraction form
    6,895.45/10,340.42 = 3,611.30/x
  3. Step 3: Cross multiply
    6,895.45x = 10,340.42 × 3,611.30
  4. Step 4: Simplify right side
    6,895.45x = 37,342,358.75
  5. Step 5: Solve for x
    x = 37,342,358.75/6,895.45
  6. Step 6: Final answer
    x = 5,415.51

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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.