Home / 10,192.28-15,290.04-4,998.56

Finding the Fourth Proportional to 10,192.28, 15,290.04 and 4,998.56

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Solution

The fourth proportional to 10,192.28, 15,290.04 and 4,998.56 is: 7,498.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,192.28 : 15,290.04 = 4,998.56 : x
  2. Step 2: Convert to fraction form
    10,192.28/15,290.04 = 4,998.56/x
  3. Step 3: Cross multiply
    10,192.28x = 15,290.04 × 4,998.56
  4. Step 4: Simplify right side
    10,192.28x = 76,428,182.34
  5. Step 5: Solve for x
    x = 76,428,182.34/10,192.28
  6. Step 6: Final answer
    x = 7,498.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.