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Finding the Fourth Proportional to 9,361.13, 14,037.80 and 3,810.71

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Solution

The fourth proportional to 9,361.13, 14,037.80 and 3,810.71 is: 5,714.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,361.13 : 14,037.80 = 3,810.71 : x
  2. Step 2: Convert to fraction form
    9,361.13/14,037.80 = 3,810.71/x
  3. Step 3: Cross multiply
    9,361.13x = 14,037.80 × 3,810.71
  4. Step 4: Simplify right side
    9,361.13x = 53,493,984.84
  5. Step 5: Solve for x
    x = 53,493,984.84/9,361.13
  6. Step 6: Final answer
    x = 5,714.48

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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.