Home / 10,193.73-14,066.21-5,716.55

Finding the Fourth Proportional to 10,193.73, 14,066.21 and 5,716.55

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Solution

The fourth proportional to 10,193.73, 14,066.21 and 5,716.55 is: 7,888.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,193.73 : 14,066.21 = 5,716.55 : x
  2. Step 2: Convert to fraction form
    10,193.73/14,066.21 = 5,716.55/x
  3. Step 3: Cross multiply
    10,193.73x = 14,066.21 × 5,716.55
  4. Step 4: Simplify right side
    10,193.73x = 80,410,192.78
  5. Step 5: Solve for x
    x = 80,410,192.78/10,193.73
  6. Step 6: Final answer
    x = 7,888.21

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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.