Home / 10,028.46-15,032.76-4,754.22

Finding the Fourth Proportional to 10,028.46, 15,032.76 and 4,754.22

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Solution

The fourth proportional to 10,028.46, 15,032.76 and 4,754.22 is: 7,126.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,028.46 : 15,032.76 = 4,754.22 : x
  2. Step 2: Convert to fraction form
    10,028.46/15,032.76 = 4,754.22/x
  3. Step 3: Cross multiply
    10,028.46x = 15,032.76 × 4,754.22
  4. Step 4: Simplify right side
    10,028.46x = 71,469,048.25
  5. Step 5: Solve for x
    x = 71,469,048.25/10,028.46
  6. Step 6: Final answer
    x = 7,126.62

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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.