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Finding the Fourth Proportional to 9,881.94, 14,833.05 and 6,617.82

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Solution

The fourth proportional to 9,881.94, 14,833.05 and 6,617.82 is: 9,933.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,881.94 : 14,833.05 = 6,617.82 : x
  2. Step 2: Convert to fraction form
    9,881.94/14,833.05 = 6,617.82/x
  3. Step 3: Cross multiply
    9,881.94x = 14,833.05 × 6,617.82
  4. Step 4: Simplify right side
    9,881.94x = 98,162,454.95
  5. Step 5: Solve for x
    x = 98,162,454.95/9,881.94
  6. Step 6: Final answer
    x = 9,933.52

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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.