Home / 4,454.33-6,669.95-2,989.04

Finding the Fourth Proportional to 4,454.33, 6,669.95 and 2,989.04

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Solution

The fourth proportional to 4,454.33, 6,669.95 and 2,989.04 is: 4,475.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,454.33 : 6,669.95 = 2,989.04 : x
  2. Step 2: Convert to fraction form
    4,454.33/6,669.95 = 2,989.04/x
  3. Step 3: Cross multiply
    4,454.33x = 6,669.95 × 2,989.04
  4. Step 4: Simplify right side
    4,454.33x = 19,936,699.05
  5. Step 5: Solve for x
    x = 19,936,699.05/4,454.33
  6. Step 6: Final answer
    x = 4,475.81

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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.