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Finding the Fourth Proportional to 5,505.44, 7,594.98 and 3,515

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Solution

The fourth proportional to 5,505.44, 7,594.98 and 3,515 is: 4,849.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,505.44 : 7,594.98 = 3,515 : x
  2. Step 2: Convert to fraction form
    5,505.44/7,594.98 = 3,515/x
  3. Step 3: Cross multiply
    5,505.44x = 7,594.98 × 3,515
  4. Step 4: Simplify right side
    5,505.44x = 26,696,354.70
  5. Step 5: Solve for x
    x = 26,696,354.70/5,505.44
  6. Step 6: Final answer
    x = 4,849.09

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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.