Home / 5,841.36-8,766.54-2,145.99

Finding the Fourth Proportional to 5,841.36, 8,766.54 and 2,145.99

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Solution

The fourth proportional to 5,841.36, 8,766.54 and 2,145.99 is: 3,220.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,841.36 : 8,766.54 = 2,145.99 : x
  2. Step 2: Convert to fraction form
    5,841.36/8,766.54 = 2,145.99/x
  3. Step 3: Cross multiply
    5,841.36x = 8,766.54 × 2,145.99
  4. Step 4: Simplify right side
    5,841.36x = 18,812,907.17
  5. Step 5: Solve for x
    x = 18,812,907.17/5,841.36
  6. Step 6: Final answer
    x = 3,220.64

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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.