Home / 4,213.12-6,311.22-2,098.37

Finding the Fourth Proportional to 4,213.12, 6,311.22 and 2,098.37

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Solution

The fourth proportional to 4,213.12, 6,311.22 and 2,098.37 is: 3,143.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,213.12 : 6,311.22 = 2,098.37 : x
  2. Step 2: Convert to fraction form
    4,213.12/6,311.22 = 2,098.37/x
  3. Step 3: Cross multiply
    4,213.12x = 6,311.22 × 2,098.37
  4. Step 4: Simplify right side
    4,213.12x = 13,243,274.71
  5. Step 5: Solve for x
    x = 13,243,274.71/4,213.12
  6. Step 6: Final answer
    x = 3,143.34

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1.5x scale

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.