Home / 3,646.16-5,474.70-2,087.92

Finding the Fourth Proportional to 3,646.16, 5,474.70 and 2,087.92

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Solution

The fourth proportional to 3,646.16, 5,474.70 and 2,087.92 is: 3,135.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,646.16 : 5,474.70 = 2,087.92 : x
  2. Step 2: Convert to fraction form
    3,646.16/5,474.70 = 2,087.92/x
  3. Step 3: Cross multiply
    3,646.16x = 5,474.70 × 2,087.92
  4. Step 4: Simplify right side
    3,646.16x = 11,430,721.94
  5. Step 5: Solve for x
    x = 11,430,721.94/3,646.16
  6. Step 6: Final answer
    x = 3,135.01

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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.