Home / 3,093.19-4,639.92-902.10

Finding the Fourth Proportional to 3,093.19, 4,639.92 and 902.10

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Solution

The fourth proportional to 3,093.19, 4,639.92 and 902.10 is: 1,353.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,093.19 : 4,639.92 = 902.10 : x
  2. Step 2: Convert to fraction form
    3,093.19/4,639.92 = 902.10/x
  3. Step 3: Cross multiply
    3,093.19x = 4,639.92 × 902.10
  4. Step 4: Simplify right side
    3,093.19x = 4,185,685.85
  5. Step 5: Solve for x
    x = 4,185,685.85/3,093.19
  6. Step 6: Final answer
    x = 1,353.19

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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.