Home / 9,418.61-14,128.01-2,844.85

Finding the Fourth Proportional to 9,418.61, 14,128.01 and 2,844.85

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Solution

The fourth proportional to 9,418.61, 14,128.01 and 2,844.85 is: 4,267.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,418.61 : 14,128.01 = 2,844.85 : x
  2. Step 2: Convert to fraction form
    9,418.61/14,128.01 = 2,844.85/x
  3. Step 3: Cross multiply
    9,418.61x = 14,128.01 × 2,844.85
  4. Step 4: Simplify right side
    9,418.61x = 40,192,069.25
  5. Step 5: Solve for x
    x = 40,192,069.25/9,418.61
  6. Step 6: Final answer
    x = 4,267.30

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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.