Home / 4,639.04-6,961.44-3,403.40

Finding the Fourth Proportional to 4,639.04, 6,961.44 and 3,403.40

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Solution

The fourth proportional to 4,639.04, 6,961.44 and 3,403.40 is: 5,107.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,639.04 : 6,961.44 = 3,403.40 : x
  2. Step 2: Convert to fraction form
    4,639.04/6,961.44 = 3,403.40/x
  3. Step 3: Cross multiply
    4,639.04x = 6,961.44 × 3,403.40
  4. Step 4: Simplify right side
    4,639.04x = 23,692,564.90
  5. Step 5: Solve for x
    x = 23,692,564.90/4,639.04
  6. Step 6: Final answer
    x = 5,107.21

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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.