Home / 5,575.48-7,690.62-3,558.04

Finding the Fourth Proportional to 5,575.48, 7,690.62 and 3,558.04

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Solution

The fourth proportional to 5,575.48, 7,690.62 and 3,558.04 is: 4,907.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,575.48 : 7,690.62 = 3,558.04 : x
  2. Step 2: Convert to fraction form
    5,575.48/7,690.62 = 3,558.04/x
  3. Step 3: Cross multiply
    5,575.48x = 7,690.62 × 3,558.04
  4. Step 4: Simplify right side
    5,575.48x = 27,363,533.58
  5. Step 5: Solve for x
    x = 27,363,533.58/5,575.48
  6. Step 6: Final answer
    x = 4,907.83

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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.