Home / 4,092.40-6,145.62-3,907.72

Finding the Fourth Proportional to 4,092.40, 6,145.62 and 3,907.72

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Solution

The fourth proportional to 4,092.40, 6,145.62 and 3,907.72 is: 5,868.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,092.40 : 6,145.62 = 3,907.72 : x
  2. Step 2: Convert to fraction form
    4,092.40/6,145.62 = 3,907.72/x
  3. Step 3: Cross multiply
    4,092.40x = 6,145.62 × 3,907.72
  4. Step 4: Simplify right side
    4,092.40x = 24,015,362.19
  5. Step 5: Solve for x
    x = 24,015,362.19/4,092.40
  6. Step 6: Final answer
    x = 5,868.28

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1.5x scale

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.