Home / 10,192.13-14,065.75-5,716.14

Finding the Fourth Proportional to 10,192.13, 14,065.75 and 5,716.14

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Solution

The fourth proportional to 10,192.13, 14,065.75 and 5,716.14 is: 7,888.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,192.13 : 14,065.75 = 5,716.14 : x
  2. Step 2: Convert to fraction form
    10,192.13/14,065.75 = 5,716.14/x
  3. Step 3: Cross multiply
    10,192.13x = 14,065.75 × 5,716.14
  4. Step 4: Simplify right side
    10,192.13x = 80,401,869.28
  5. Step 5: Solve for x
    x = 80,401,869.28/10,192.13
  6. Step 6: Final answer
    x = 7,888.62

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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.