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Finding the Fourth Proportional to 3,404.53, 4,698.30 and 2,007.28

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Solution

The fourth proportional to 3,404.53, 4,698.30 and 2,007.28 is: 2,770.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,404.53 : 4,698.30 = 2,007.28 : x
  2. Step 2: Convert to fraction form
    3,404.53/4,698.30 = 2,007.28/x
  3. Step 3: Cross multiply
    3,404.53x = 4,698.30 × 2,007.28
  4. Step 4: Simplify right side
    3,404.53x = 9,430,803.62
  5. Step 5: Solve for x
    x = 9,430,803.62/3,404.53
  6. Step 6: Final answer
    x = 2,770.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.