Home / 10,698.36-16,050.28-4,122.78

Finding the Fourth Proportional to 10,698.36, 16,050.28 and 4,122.78

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Solution

The fourth proportional to 10,698.36, 16,050.28 and 4,122.78 is: 6,185.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,698.36 : 16,050.28 = 4,122.78 : x
  2. Step 2: Convert to fraction form
    10,698.36/16,050.28 = 4,122.78/x
  3. Step 3: Cross multiply
    10,698.36x = 16,050.28 × 4,122.78
  4. Step 4: Simplify right side
    10,698.36x = 66,171,773.38
  5. Step 5: Solve for x
    x = 66,171,773.38/10,698.36
  6. Step 6: Final answer
    x = 6,185.23

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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.