Home / 9,756.75-14,635.53-2,831.25

Finding the Fourth Proportional to 9,756.75, 14,635.53 and 2,831.25

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Solution

The fourth proportional to 9,756.75, 14,635.53 and 2,831.25 is: 4,246.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,756.75 : 14,635.53 = 2,831.25 : x
  2. Step 2: Convert to fraction form
    9,756.75/14,635.53 = 2,831.25/x
  3. Step 3: Cross multiply
    9,756.75x = 14,635.53 × 2,831.25
  4. Step 4: Simplify right side
    9,756.75x = 41,436,844.31
  5. Step 5: Solve for x
    x = 41,436,844.31/9,756.75
  6. Step 6: Final answer
    x = 4,246.99

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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.