Home / 7,263.38-10,023.66-4,119.78

Finding the Fourth Proportional to 7,263.38, 10,023.66 and 4,119.78

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Solution

The fourth proportional to 7,263.38, 10,023.66 and 4,119.78 is: 5,685.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,263.38 : 10,023.66 = 4,119.78 : x
  2. Step 2: Convert to fraction form
    7,263.38/10,023.66 = 4,119.78/x
  3. Step 3: Cross multiply
    7,263.38x = 10,023.66 × 4,119.78
  4. Step 4: Simplify right side
    7,263.38x = 41,295,273.99
  5. Step 5: Solve for x
    x = 41,295,273.99/7,263.38
  6. Step 6: Final answer
    x = 5,685.41

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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.