Home / 9,405.29-14,108.22-2,831.52

Finding the Fourth Proportional to 9,405.29, 14,108.22 and 2,831.52

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Solution

The fourth proportional to 9,405.29, 14,108.22 and 2,831.52 is: 4,247.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,405.29 : 14,108.22 = 2,831.52 : x
  2. Step 2: Convert to fraction form
    9,405.29/14,108.22 = 2,831.52/x
  3. Step 3: Cross multiply
    9,405.29x = 14,108.22 × 2,831.52
  4. Step 4: Simplify right side
    9,405.29x = 39,947,707.09
  5. Step 5: Solve for x
    x = 39,947,707.09/9,405.29
  6. Step 6: Final answer
    x = 4,247.37

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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.