Home / 3,313.18-4,968.06-1,995.72

Finding the Fourth Proportional to 3,313.18, 4,968.06 and 1,995.72

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Solution

The fourth proportional to 3,313.18, 4,968.06 and 1,995.72 is: 2,992.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,313.18 : 4,968.06 = 1,995.72 : x
  2. Step 2: Convert to fraction form
    3,313.18/4,968.06 = 1,995.72/x
  3. Step 3: Cross multiply
    3,313.18x = 4,968.06 × 1,995.72
  4. Step 4: Simplify right side
    3,313.18x = 9,914,856.70
  5. Step 5: Solve for x
    x = 9,914,856.70/3,313.18
  6. Step 6: Final answer
    x = 2,992.55

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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.