Home / 10,193.97-14,066.56-5,716.80

Finding the Fourth Proportional to 10,193.97, 14,066.56 and 5,716.80

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Solution

The fourth proportional to 10,193.97, 14,066.56 and 5,716.80 is: 7,888.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,193.97 : 14,066.56 = 5,716.80 : x
  2. Step 2: Convert to fraction form
    10,193.97/14,066.56 = 5,716.80/x
  3. Step 3: Cross multiply
    10,193.97x = 14,066.56 × 5,716.80
  4. Step 4: Simplify right side
    10,193.97x = 80,415,710.21
  5. Step 5: Solve for x
    x = 80,415,710.21/10,193.97
  6. Step 6: Final answer
    x = 7,888.56

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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.