Home / 10,851.51-16,277.46-3,831.35

Finding the Fourth Proportional to 10,851.51, 16,277.46 and 3,831.35

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Solution

The fourth proportional to 10,851.51, 16,277.46 and 3,831.35 is: 5,747.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,851.51 : 16,277.46 = 3,831.35 : x
  2. Step 2: Convert to fraction form
    10,851.51/16,277.46 = 3,831.35/x
  3. Step 3: Cross multiply
    10,851.51x = 16,277.46 × 3,831.35
  4. Step 4: Simplify right side
    10,851.51x = 62,364,694.25
  5. Step 5: Solve for x
    x = 62,364,694.25/10,851.51
  6. Step 6: Final answer
    x = 5,747.10

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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.