Home / 9,851.27-14,776.79-2,831.45

Finding the Fourth Proportional to 9,851.27, 14,776.79 and 2,831.45

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Solution

The fourth proportional to 9,851.27, 14,776.79 and 2,831.45 is: 4,247.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,851.27 : 14,776.79 = 2,831.45 : x
  2. Step 2: Convert to fraction form
    9,851.27/14,776.79 = 2,831.45/x
  3. Step 3: Cross multiply
    9,851.27x = 14,776.79 × 2,831.45
  4. Step 4: Simplify right side
    9,851.27x = 41,839,654.00
  5. Step 5: Solve for x
    x = 41,839,654.00/9,851.27
  6. Step 6: Final answer
    x = 4,247.14

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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.