Home / 11,767.84-16,237.85-6,730.90

Finding the Fourth Proportional to 11,767.84, 16,237.85 and 6,730.90

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Solution

The fourth proportional to 11,767.84, 16,237.85 and 6,730.90 is: 9,287.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,767.84 : 16,237.85 = 6,730.90 : x
  2. Step 2: Convert to fraction form
    11,767.84/16,237.85 = 6,730.90/x
  3. Step 3: Cross multiply
    11,767.84x = 16,237.85 × 6,730.90
  4. Step 4: Simplify right side
    11,767.84x = 109,295,270.32
  5. Step 5: Solve for x
    x = 109,295,270.32/11,767.84
  6. Step 6: Final answer
    x = 9,287.63

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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.