Home / 4,119.50-5,684.91-2,256.50

Finding the Fourth Proportional to 4,119.50, 5,684.91 and 2,256.50

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Solution

The fourth proportional to 4,119.50, 5,684.91 and 2,256.50 is: 3,113.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,119.50 : 5,684.91 = 2,256.50 : x
  2. Step 2: Convert to fraction form
    4,119.50/5,684.91 = 2,256.50/x
  3. Step 3: Cross multiply
    4,119.50x = 5,684.91 × 2,256.50
  4. Step 4: Simplify right side
    4,119.50x = 12,827,999.42
  5. Step 5: Solve for x
    x = 12,827,999.42/4,119.50
  6. Step 6: Final answer
    x = 3,113.97

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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.