Home / 6,831.42-10,247.21-1,901.43

Finding the Fourth Proportional to 6,831.42, 10,247.21 and 1,901.43

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Solution

The fourth proportional to 6,831.42, 10,247.21 and 1,901.43 is: 2,852.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,831.42 : 10,247.21 = 1,901.43 : x
  2. Step 2: Convert to fraction form
    6,831.42/10,247.21 = 1,901.43/x
  3. Step 3: Cross multiply
    6,831.42x = 10,247.21 × 1,901.43
  4. Step 4: Simplify right side
    6,831.42x = 19,484,343.00
  5. Step 5: Solve for x
    x = 19,484,343.00/6,831.42
  6. Step 6: Final answer
    x = 2,852.17

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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.