Home / 4,103.93-5,663.07-2,311.31

Finding the Fourth Proportional to 4,103.93, 5,663.07 and 2,311.31

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Solution

The fourth proportional to 4,103.93, 5,663.07 and 2,311.31 is: 3,189.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,103.93 : 5,663.07 = 2,311.31 : x
  2. Step 2: Convert to fraction form
    4,103.93/5,663.07 = 2,311.31/x
  3. Step 3: Cross multiply
    4,103.93x = 5,663.07 × 2,311.31
  4. Step 4: Simplify right side
    4,103.93x = 13,089,082.01
  5. Step 5: Solve for x
    x = 13,089,082.01/4,103.93
  6. Step 6: Final answer
    x = 3,189.41

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1.5x scale

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.