Home / 12,059.21-16,639.75-6,753.71

Finding the Fourth Proportional to 12,059.21, 16,639.75 and 6,753.71

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Solution

The fourth proportional to 12,059.21, 16,639.75 and 6,753.71 is: 9,319.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,059.21 : 16,639.75 = 6,753.71 : x
  2. Step 2: Convert to fraction form
    12,059.21/16,639.75 = 6,753.71/x
  3. Step 3: Cross multiply
    12,059.21x = 16,639.75 × 6,753.71
  4. Step 4: Simplify right side
    12,059.21x = 112,380,045.97
  5. Step 5: Solve for x
    x = 112,380,045.97/12,059.21
  6. Step 6: Final answer
    x = 9,319.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.