Home / 9,228.40-13,839.90-3,304.60

Finding the Fourth Proportional to 9,228.40, 13,839.90 and 3,304.60

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Solution

The fourth proportional to 9,228.40, 13,839.90 and 3,304.60 is: 4,955.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,228.40 : 13,839.90 = 3,304.60 : x
  2. Step 2: Convert to fraction form
    9,228.40/13,839.90 = 3,304.60/x
  3. Step 3: Cross multiply
    9,228.40x = 13,839.90 × 3,304.60
  4. Step 4: Simplify right side
    9,228.40x = 45,735,333.54
  5. Step 5: Solve for x
    x = 45,735,333.54/9,228.40
  6. Step 6: Final answer
    x = 4,955.93

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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.