Home / 3,690.93-5,092.35-2,097.45

Finding the Fourth Proportional to 3,690.93, 5,092.35 and 2,097.45

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Solution

The fourth proportional to 3,690.93, 5,092.35 and 2,097.45 is: 2,893.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,690.93 : 5,092.35 = 2,097.45 : x
  2. Step 2: Convert to fraction form
    3,690.93/5,092.35 = 2,097.45/x
  3. Step 3: Cross multiply
    3,690.93x = 5,092.35 × 2,097.45
  4. Step 4: Simplify right side
    3,690.93x = 10,680,949.51
  5. Step 5: Solve for x
    x = 10,680,949.51/3,690.93
  6. Step 6: Final answer
    x = 2,893.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.