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Finding the Fourth Proportional to 5,355.75, 7,394.18 and 3,495.99

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Solution

The fourth proportional to 5,355.75, 7,394.18 and 3,495.99 is: 4,826.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,355.75 : 7,394.18 = 3,495.99 : x
  2. Step 2: Convert to fraction form
    5,355.75/7,394.18 = 3,495.99/x
  3. Step 3: Cross multiply
    5,355.75x = 7,394.18 × 3,495.99
  4. Step 4: Simplify right side
    5,355.75x = 25,849,961.86
  5. Step 5: Solve for x
    x = 25,849,961.86/5,355.75
  6. Step 6: Final answer
    x = 4,826.58

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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.