Home / 9,284.12-13,929.60-3,361.40

Finding the Fourth Proportional to 9,284.12, 13,929.60 and 3,361.40

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Solution

The fourth proportional to 9,284.12, 13,929.60 and 3,361.40 is: 5,043.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,284.12 : 13,929.60 = 3,361.40 : x
  2. Step 2: Convert to fraction form
    9,284.12/13,929.60 = 3,361.40/x
  3. Step 3: Cross multiply
    9,284.12x = 13,929.60 × 3,361.40
  4. Step 4: Simplify right side
    9,284.12x = 46,822,957.44
  5. Step 5: Solve for x
    x = 46,822,957.44/9,284.12
  6. Step 6: Final answer
    x = 5,043.34

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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.