Home / 7,092.83-10,639.86-2,163.58

Finding the Fourth Proportional to 7,092.83, 10,639.86 and 2,163.58

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Solution

The fourth proportional to 7,092.83, 10,639.86 and 2,163.58 is: 3,245.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,092.83 : 10,639.86 = 2,163.58 : x
  2. Step 2: Convert to fraction form
    7,092.83/10,639.86 = 2,163.58/x
  3. Step 3: Cross multiply
    7,092.83x = 10,639.86 × 2,163.58
  4. Step 4: Simplify right side
    7,092.83x = 23,020,153.59
  5. Step 5: Solve for x
    x = 23,020,153.59/7,092.83
  6. Step 6: Final answer
    x = 3,245.55

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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.