Home / 5,561.36-8,339-2,276.76

Finding the Fourth Proportional to 5,561.36, 8,339 and 2,276.76

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Solution

The fourth proportional to 5,561.36, 8,339 and 2,276.76 is: 3,413.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,561.36 : 8,339 = 2,276.76 : x
  2. Step 2: Convert to fraction form
    5,561.36/8,339 = 2,276.76/x
  3. Step 3: Cross multiply
    5,561.36x = 8,339 × 2,276.76
  4. Step 4: Simplify right side
    5,561.36x = 18,985,901.64
  5. Step 5: Solve for x
    x = 18,985,901.64/5,561.36
  6. Step 6: Final answer
    x = 3,413.90

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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.