Home / 3,677.63-5,517.65-1,485.16

Finding the Fourth Proportional to 3,677.63, 5,517.65 and 1,485.16

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Solution

The fourth proportional to 3,677.63, 5,517.65 and 1,485.16 is: 2,228.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,677.63 : 5,517.65 = 1,485.16 : x
  2. Step 2: Convert to fraction form
    3,677.63/5,517.65 = 1,485.16/x
  3. Step 3: Cross multiply
    3,677.63x = 5,517.65 × 1,485.16
  4. Step 4: Simplify right side
    3,677.63x = 8,194,582.99
  5. Step 5: Solve for x
    x = 8,194,582.99/3,677.63
  6. Step 6: Final answer
    x = 2,228.23

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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.