Home / 4,471.10-6,703.91-2,131.01

Finding the Fourth Proportional to 4,471.10, 6,703.91 and 2,131.01

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Solution

The fourth proportional to 4,471.10, 6,703.91 and 2,131.01 is: 3,195.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,471.10 : 6,703.91 = 2,131.01 : x
  2. Step 2: Convert to fraction form
    4,471.10/6,703.91 = 2,131.01/x
  3. Step 3: Cross multiply
    4,471.10x = 6,703.91 × 2,131.01
  4. Step 4: Simplify right side
    4,471.10x = 14,286,099.25
  5. Step 5: Solve for x
    x = 14,286,099.25/4,471.10
  6. Step 6: Final answer
    x = 3,195.21

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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.