Home / 5,003.88-6,907.42-3,389.16

Finding the Fourth Proportional to 5,003.88, 6,907.42 and 3,389.16

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Solution

The fourth proportional to 5,003.88, 6,907.42 and 3,389.16 is: 4,678.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,003.88 : 6,907.42 = 3,389.16 : x
  2. Step 2: Convert to fraction form
    5,003.88/6,907.42 = 3,389.16/x
  3. Step 3: Cross multiply
    5,003.88x = 6,907.42 × 3,389.16
  4. Step 4: Simplify right side
    5,003.88x = 23,410,351.57
  5. Step 5: Solve for x
    x = 23,410,351.57/5,003.88
  6. Step 6: Final answer
    x = 4,678.44

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1.5x scale

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.