Home / 4,110.16-5,670.78-2,431.76

Finding the Fourth Proportional to 4,110.16, 5,670.78 and 2,431.76

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Solution

The fourth proportional to 4,110.16, 5,670.78 and 2,431.76 is: 3,355.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,110.16 : 5,670.78 = 2,431.76 : x
  2. Step 2: Convert to fraction form
    4,110.16/5,670.78 = 2,431.76/x
  3. Step 3: Cross multiply
    4,110.16x = 5,670.78 × 2,431.76
  4. Step 4: Simplify right side
    4,110.16x = 13,789,975.97
  5. Step 5: Solve for x
    x = 13,789,975.97/4,110.16
  6. Step 6: Final answer
    x = 3,355.09

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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.