Home / 9,222.26-13,831.36-2,646.98

Finding the Fourth Proportional to 9,222.26, 13,831.36 and 2,646.98

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Solution

The fourth proportional to 9,222.26, 13,831.36 and 2,646.98 is: 3,969.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,222.26 : 13,831.36 = 2,646.98 : x
  2. Step 2: Convert to fraction form
    9,222.26/13,831.36 = 2,646.98/x
  3. Step 3: Cross multiply
    9,222.26x = 13,831.36 × 2,646.98
  4. Step 4: Simplify right side
    9,222.26x = 36,611,309.39
  5. Step 5: Solve for x
    x = 36,611,309.39/9,222.26
  6. Step 6: Final answer
    x = 3,969.89

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1.5x scale

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.