Home / 3,313.56-4,564.55-2,839.94

Finding the Fourth Proportional to 3,313.56, 4,564.55 and 2,839.94

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Solution

The fourth proportional to 3,313.56, 4,564.55 and 2,839.94 is: 3,912.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,313.56 : 4,564.55 = 2,839.94 : x
  2. Step 2: Convert to fraction form
    3,313.56/4,564.55 = 2,839.94/x
  3. Step 3: Cross multiply
    3,313.56x = 4,564.55 × 2,839.94
  4. Step 4: Simplify right side
    3,313.56x = 12,963,011.10
  5. Step 5: Solve for x
    x = 12,963,011.10/3,313.56
  6. Step 6: Final answer
    x = 3,912.11

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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.