Home / 10,361.43-14,298.60-5,645.73

Finding the Fourth Proportional to 10,361.43, 14,298.60 and 5,645.73

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Solution

The fourth proportional to 10,361.43, 14,298.60 and 5,645.73 is: 7,791.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,361.43 : 14,298.60 = 5,645.73 : x
  2. Step 2: Convert to fraction form
    10,361.43/14,298.60 = 5,645.73/x
  3. Step 3: Cross multiply
    10,361.43x = 14,298.60 × 5,645.73
  4. Step 4: Simplify right side
    10,361.43x = 80,726,034.98
  5. Step 5: Solve for x
    x = 80,726,034.98/10,361.43
  6. Step 6: Final answer
    x = 7,791.01

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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.