Home / 5,108.63-7,049.66-2,984.27

Finding the Fourth Proportional to 5,108.63, 7,049.66 and 2,984.27

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Solution

The fourth proportional to 5,108.63, 7,049.66 and 2,984.27 is: 4,118.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,108.63 : 7,049.66 = 2,984.27 : x
  2. Step 2: Convert to fraction form
    5,108.63/7,049.66 = 2,984.27/x
  3. Step 3: Cross multiply
    5,108.63x = 7,049.66 × 2,984.27
  4. Step 4: Simplify right side
    5,108.63x = 21,038,061.06
  5. Step 5: Solve for x
    x = 21,038,061.06/5,108.63
  6. Step 6: Final answer
    x = 4,118.15

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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.