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Finding the Fourth Proportional to 11,253.32, 16,879.97 and 7,361.00

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Solution

The fourth proportional to 11,253.32, 16,879.97 and 7,361.00 is: 11,041.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,253.32 : 16,879.97 = 7,361.00 : x
  2. Step 2: Convert to fraction form
    11,253.32/16,879.97 = 7,361.00/x
  3. Step 3: Cross multiply
    11,253.32x = 16,879.97 × 7,361.00
  4. Step 4: Simplify right side
    11,253.32x = 124,253,393.17
  5. Step 5: Solve for x
    x = 124,253,393.17/11,253.32
  6. Step 6: Final answer
    x = 11,041.49

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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.