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Finding the Fourth Proportional to 11,168.61, 16,752.44 and 2,848.83

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Solution

The fourth proportional to 11,168.61, 16,752.44 and 2,848.83 is: 4,273.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,168.61 : 16,752.44 = 2,848.83 : x
  2. Step 2: Convert to fraction form
    11,168.61/16,752.44 = 2,848.83/x
  3. Step 3: Cross multiply
    11,168.61x = 16,752.44 × 2,848.83
  4. Step 4: Simplify right side
    11,168.61x = 47,724,839.40
  5. Step 5: Solve for x
    x = 47,724,839.40/11,168.61
  6. Step 6: Final answer
    x = 4,273.12

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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.