Home / 6,925.82-10,390.50-1,995.84

Finding the Fourth Proportional to 6,925.82, 10,390.50 and 1,995.84

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Solution

The fourth proportional to 6,925.82, 10,390.50 and 1,995.84 is: 2,994.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,925.82 : 10,390.50 = 1,995.84 : x
  2. Step 2: Convert to fraction form
    6,925.82/10,390.50 = 1,995.84/x
  3. Step 3: Cross multiply
    6,925.82x = 10,390.50 × 1,995.84
  4. Step 4: Simplify right side
    6,925.82x = 20,737,775.52
  5. Step 5: Solve for x
    x = 20,737,775.52/6,925.82
  6. Step 6: Final answer
    x = 2,994.27

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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.