Home / 3,736.20-5,605.14-1,886.60

Finding the Fourth Proportional to 3,736.20, 5,605.14 and 1,886.60

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Solution

The fourth proportional to 3,736.20, 5,605.14 and 1,886.60 is: 2,830.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,736.20 : 5,605.14 = 1,886.60 : x
  2. Step 2: Convert to fraction form
    3,736.20/5,605.14 = 1,886.60/x
  3. Step 3: Cross multiply
    3,736.20x = 5,605.14 × 1,886.60
  4. Step 4: Simplify right side
    3,736.20x = 10,574,657.12
  5. Step 5: Solve for x
    x = 10,574,657.12/3,736.20
  6. Step 6: Final answer
    x = 2,830.32

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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.