Home / 9,831.96-14,746.98-2,812.44

Finding the Fourth Proportional to 9,831.96, 14,746.98 and 2,812.44

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Solution

The fourth proportional to 9,831.96, 14,746.98 and 2,812.44 is: 4,218.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,831.96 : 14,746.98 = 2,812.44 : x
  2. Step 2: Convert to fraction form
    9,831.96/14,746.98 = 2,812.44/x
  3. Step 3: Cross multiply
    9,831.96x = 14,746.98 × 2,812.44
  4. Step 4: Simplify right side
    9,831.96x = 41,474,996.43
  5. Step 5: Solve for x
    x = 41,474,996.43/9,831.96
  6. Step 6: Final answer
    x = 4,218.39

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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.