Home / 6,831.48-10,246.20-1,900.62

Finding the Fourth Proportional to 6,831.48, 10,246.20 and 1,900.62

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Solution

The fourth proportional to 6,831.48, 10,246.20 and 1,900.62 is: 2,850.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,831.48 : 10,246.20 = 1,900.62 : x
  2. Step 2: Convert to fraction form
    6,831.48/10,246.20 = 1,900.62/x
  3. Step 3: Cross multiply
    6,831.48x = 10,246.20 × 1,900.62
  4. Step 4: Simplify right side
    6,831.48x = 19,474,132.64
  5. Step 5: Solve for x
    x = 19,474,132.64/6,831.48
  6. Step 6: Final answer
    x = 2,850.65

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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.