Home / 4,469.40-6,696.50-2,907.02

Finding the Fourth Proportional to 4,469.40, 6,696.50 and 2,907.02

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Solution

The fourth proportional to 4,469.40, 6,696.50 and 2,907.02 is: 4,355.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,469.40 : 6,696.50 = 2,907.02 : x
  2. Step 2: Convert to fraction form
    4,469.40/6,696.50 = 2,907.02/x
  3. Step 3: Cross multiply
    4,469.40x = 6,696.50 × 2,907.02
  4. Step 4: Simplify right side
    4,469.40x = 19,466,861.64
  5. Step 5: Solve for x
    x = 19,466,861.64/4,469.40
  6. Step 6: Final answer
    x = 4,355.59

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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.