Home / 7,310.92-10,961.58-2,628.58

Finding the Fourth Proportional to 7,310.92, 10,961.58 and 2,628.58

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Solution

The fourth proportional to 7,310.92, 10,961.58 and 2,628.58 is: 3,941.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,310.92 : 10,961.58 = 2,628.58 : x
  2. Step 2: Convert to fraction form
    7,310.92/10,961.58 = 2,628.58/x
  3. Step 3: Cross multiply
    7,310.92x = 10,961.58 × 2,628.58
  4. Step 4: Simplify right side
    7,310.92x = 28,813,389.96
  5. Step 5: Solve for x
    x = 28,813,389.96/7,310.92
  6. Step 6: Final answer
    x = 3,941.14

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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.