Home / 10,797.36-16,186.32-3,870.24

Finding the Fourth Proportional to 10,797.36, 16,186.32 and 3,870.24

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Solution

The fourth proportional to 10,797.36, 16,186.32 and 3,870.24 is: 5,801.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,797.36 : 16,186.32 = 3,870.24 : x
  2. Step 2: Convert to fraction form
    10,797.36/16,186.32 = 3,870.24/x
  3. Step 3: Cross multiply
    10,797.36x = 16,186.32 × 3,870.24
  4. Step 4: Simplify right side
    10,797.36x = 62,644,943.12
  5. Step 5: Solve for x
    x = 62,644,943.12/10,797.36
  6. Step 6: Final answer
    x = 5,801.88

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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.