Home / 10,611.87-15,919.86-4,037.55

Finding the Fourth Proportional to 10,611.87, 15,919.86 and 4,037.55

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Solution

The fourth proportional to 10,611.87, 15,919.86 and 4,037.55 is: 6,057.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,611.87 : 15,919.86 = 4,037.55 : x
  2. Step 2: Convert to fraction form
    10,611.87/15,919.86 = 4,037.55/x
  3. Step 3: Cross multiply
    10,611.87x = 15,919.86 × 4,037.55
  4. Step 4: Simplify right side
    10,611.87x = 64,277,230.74
  5. Step 5: Solve for x
    x = 64,277,230.74/10,611.87
  6. Step 6: Final answer
    x = 6,057.11

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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.