Home / 9,104.80-13,653.60-3,258.40

Finding the Fourth Proportional to 9,104.80, 13,653.60 and 3,258.40

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Solution

The fourth proportional to 9,104.80, 13,653.60 and 3,258.40 is: 4,886.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,104.80 : 13,653.60 = 3,258.40 : x
  2. Step 2: Convert to fraction form
    9,104.80/13,653.60 = 3,258.40/x
  3. Step 3: Cross multiply
    9,104.80x = 13,653.60 × 3,258.40
  4. Step 4: Simplify right side
    9,104.80x = 44,488,890.24
  5. Step 5: Solve for x
    x = 44,488,890.24/9,104.80
  6. Step 6: Final answer
    x = 4,886.31

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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.