Home / 6,831.61-10,247.51-1,901.14

Finding the Fourth Proportional to 6,831.61, 10,247.51 and 1,901.14

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Solution

The fourth proportional to 6,831.61, 10,247.51 and 1,901.14 is: 2,851.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,831.61 : 10,247.51 = 1,901.14 : x
  2. Step 2: Convert to fraction form
    6,831.61/10,247.51 = 1,901.14/x
  3. Step 3: Cross multiply
    6,831.61x = 10,247.51 × 1,901.14
  4. Step 4: Simplify right side
    6,831.61x = 19,481,951.16
  5. Step 5: Solve for x
    x = 19,481,951.16/6,831.61
  6. Step 6: Final answer
    x = 2,851.74

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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.