Home / 10,133.47-15,200.17-2,738.66

Finding the Fourth Proportional to 10,133.47, 15,200.17 and 2,738.66

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Solution

The fourth proportional to 10,133.47, 15,200.17 and 2,738.66 is: 4,107.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,133.47 : 15,200.17 = 2,738.66 : x
  2. Step 2: Convert to fraction form
    10,133.47/15,200.17 = 2,738.66/x
  3. Step 3: Cross multiply
    10,133.47x = 15,200.17 × 2,738.66
  4. Step 4: Simplify right side
    10,133.47x = 41,628,097.57
  5. Step 5: Solve for x
    x = 41,628,097.57/10,133.47
  6. Step 6: Final answer
    x = 4,107.98

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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.