Home / 4,641.90-6,963.99-1,355.03

Finding the Fourth Proportional to 4,641.90, 6,963.99 and 1,355.03

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Solution

The fourth proportional to 4,641.90, 6,963.99 and 1,355.03 is: 2,032.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,641.90 : 6,963.99 = 1,355.03 : x
  2. Step 2: Convert to fraction form
    4,641.90/6,963.99 = 1,355.03/x
  3. Step 3: Cross multiply
    4,641.90x = 6,963.99 × 1,355.03
  4. Step 4: Simplify right side
    4,641.90x = 9,436,380.55
  5. Step 5: Solve for x
    x = 9,436,380.55/4,641.90
  6. Step 6: Final answer
    x = 2,032.87

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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.