Home / 3,582.89-5,376.19-2,603.78

Finding the Fourth Proportional to 3,582.89, 5,376.19 and 2,603.78

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Solution

The fourth proportional to 3,582.89, 5,376.19 and 2,603.78 is: 3,907.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,582.89 : 5,376.19 = 2,603.78 : x
  2. Step 2: Convert to fraction form
    3,582.89/5,376.19 = 2,603.78/x
  3. Step 3: Cross multiply
    3,582.89x = 5,376.19 × 2,603.78
  4. Step 4: Simplify right side
    3,582.89x = 13,998,416.00
  5. Step 5: Solve for x
    x = 13,998,416.00/3,582.89
  6. Step 6: Final answer
    x = 3,907.02

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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.