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Finding the Fourth Proportional to 8,361.17, 11,538.76 and 5,003.33

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Solution

The fourth proportional to 8,361.17, 11,538.76 and 5,003.33 is: 6,904.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,361.17 : 11,538.76 = 5,003.33 : x
  2. Step 2: Convert to fraction form
    8,361.17/11,538.76 = 5,003.33/x
  3. Step 3: Cross multiply
    8,361.17x = 11,538.76 × 5,003.33
  4. Step 4: Simplify right side
    8,361.17x = 57,732,209.77
  5. Step 5: Solve for x
    x = 57,732,209.77/8,361.17
  6. Step 6: Final answer
    x = 6,904.80

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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.