Home / 4,319.45-5,961.16-2,431.34

Finding the Fourth Proportional to 4,319.45, 5,961.16 and 2,431.34

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Solution

The fourth proportional to 4,319.45, 5,961.16 and 2,431.34 is: 3,355.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,319.45 : 5,961.16 = 2,431.34 : x
  2. Step 2: Convert to fraction form
    4,319.45/5,961.16 = 2,431.34/x
  3. Step 3: Cross multiply
    4,319.45x = 5,961.16 × 2,431.34
  4. Step 4: Simplify right side
    4,319.45x = 14,493,606.75
  5. Step 5: Solve for x
    x = 14,493,606.75/4,319.45
  6. Step 6: Final answer
    x = 3,355.43

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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.