Home / 3,423.21-5,135.22-1,232.16

Finding the Fourth Proportional to 3,423.21, 5,135.22 and 1,232.16

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Solution

The fourth proportional to 3,423.21, 5,135.22 and 1,232.16 is: 1,848.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,423.21 : 5,135.22 = 1,232.16 : x
  2. Step 2: Convert to fraction form
    3,423.21/5,135.22 = 1,232.16/x
  3. Step 3: Cross multiply
    3,423.21x = 5,135.22 × 1,232.16
  4. Step 4: Simplify right side
    3,423.21x = 6,327,412.68
  5. Step 5: Solve for x
    x = 6,327,412.68/3,423.21
  6. Step 6: Final answer
    x = 1,848.39

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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.