Home / 6,831.03-10,247.31-2,151.16

Finding the Fourth Proportional to 6,831.03, 10,247.31 and 2,151.16

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Solution

The fourth proportional to 6,831.03, 10,247.31 and 2,151.16 is: 3,226.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,831.03 : 10,247.31 = 2,151.16 : x
  2. Step 2: Convert to fraction form
    6,831.03/10,247.31 = 2,151.16/x
  3. Step 3: Cross multiply
    6,831.03x = 10,247.31 × 2,151.16
  4. Step 4: Simplify right side
    6,831.03x = 22,043,577.76
  5. Step 5: Solve for x
    x = 22,043,577.76/6,831.03
  6. Step 6: Final answer
    x = 3,226.98

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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.