Home / 4,071.88-6,108.32-1,297.58

Finding the Fourth Proportional to 4,071.88, 6,108.32 and 1,297.58

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Solution

The fourth proportional to 4,071.88, 6,108.32 and 1,297.58 is: 1,946.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,071.88 : 6,108.32 = 1,297.58 : x
  2. Step 2: Convert to fraction form
    4,071.88/6,108.32 = 1,297.58/x
  3. Step 3: Cross multiply
    4,071.88x = 6,108.32 × 1,297.58
  4. Step 4: Simplify right side
    4,071.88x = 7,926,033.87
  5. Step 5: Solve for x
    x = 7,926,033.87/4,071.88
  6. Step 6: Final answer
    x = 1,946.53

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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.