Home / 11,792.20-16,272.34-6,487.36

Finding the Fourth Proportional to 11,792.20, 16,272.34 and 6,487.36

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Solution

The fourth proportional to 11,792.20, 16,272.34 and 6,487.36 is: 8,952.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,792.20 : 16,272.34 = 6,487.36 : x
  2. Step 2: Convert to fraction form
    11,792.20/16,272.34 = 6,487.36/x
  3. Step 3: Cross multiply
    11,792.20x = 16,272.34 × 6,487.36
  4. Step 4: Simplify right side
    11,792.20x = 105,564,470.72
  5. Step 5: Solve for x
    x = 105,564,470.72/11,792.20
  6. Step 6: Final answer
    x = 8,952.06

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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.