Home / 11,636.90-16,059.08-6,331.71

Finding the Fourth Proportional to 11,636.90, 16,059.08 and 6,331.71

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Solution

The fourth proportional to 11,636.90, 16,059.08 and 6,331.71 is: 8,737.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,636.90 : 16,059.08 = 6,331.71 : x
  2. Step 2: Convert to fraction form
    11,636.90/16,059.08 = 6,331.71/x
  3. Step 3: Cross multiply
    11,636.90x = 16,059.08 × 6,331.71
  4. Step 4: Simplify right side
    11,636.90x = 101,681,513.48
  5. Step 5: Solve for x
    x = 101,681,513.48/11,636.90
  6. Step 6: Final answer
    x = 8,737.85

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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.