Home / 4,104.68-6,155.73-1,330.61

Finding the Fourth Proportional to 4,104.68, 6,155.73 and 1,330.61

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Solution

The fourth proportional to 4,104.68, 6,155.73 and 1,330.61 is: 1,995.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,104.68 : 6,155.73 = 1,330.61 : x
  2. Step 2: Convert to fraction form
    4,104.68/6,155.73 = 1,330.61/x
  3. Step 3: Cross multiply
    4,104.68x = 6,155.73 × 1,330.61
  4. Step 4: Simplify right side
    4,104.68x = 8,190,845.12
  5. Step 5: Solve for x
    x = 8,190,845.12/4,104.68
  6. Step 6: Final answer
    x = 1,995.49

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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.