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Finding the Fourth Proportional to 10,361.93, 14,298.93 and 5,885.09

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Solution

The fourth proportional to 10,361.93, 14,298.93 and 5,885.09 is: 8,121.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,361.93 : 14,298.93 = 5,885.09 : x
  2. Step 2: Convert to fraction form
    10,361.93/14,298.93 = 5,885.09/x
  3. Step 3: Cross multiply
    10,361.93x = 14,298.93 × 5,885.09
  4. Step 4: Simplify right side
    10,361.93x = 84,150,489.95
  5. Step 5: Solve for x
    x = 84,150,489.95/10,361.93
  6. Step 6: Final answer
    x = 8,121.12

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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.