Home / 4,389.03-6,048.09-3,127.86

Finding the Fourth Proportional to 4,389.03, 6,048.09 and 3,127.86

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Solution

The fourth proportional to 4,389.03, 6,048.09 and 3,127.86 is: 4,310.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,389.03 : 6,048.09 = 3,127.86 : x
  2. Step 2: Convert to fraction form
    4,389.03/6,048.09 = 3,127.86/x
  3. Step 3: Cross multiply
    4,389.03x = 6,048.09 × 3,127.86
  4. Step 4: Simplify right side
    4,389.03x = 18,917,578.79
  5. Step 5: Solve for x
    x = 18,917,578.79/4,389.03
  6. Step 6: Final answer
    x = 4,310.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.