Home / 6,698.80-10,045.32-2,082.16

Finding the Fourth Proportional to 6,698.80, 10,045.32 and 2,082.16

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Solution

The fourth proportional to 6,698.80, 10,045.32 and 2,082.16 is: 3,122.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,698.80 : 10,045.32 = 2,082.16 : x
  2. Step 2: Convert to fraction form
    6,698.80/10,045.32 = 2,082.16/x
  3. Step 3: Cross multiply
    6,698.80x = 10,045.32 × 2,082.16
  4. Step 4: Simplify right side
    6,698.80x = 20,915,963.49
  5. Step 5: Solve for x
    x = 20,915,963.49/6,698.80
  6. Step 6: Final answer
    x = 3,122.34

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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.