Home / 3,280.33-4,516.41-3,056.77

Finding the Fourth Proportional to 3,280.33, 4,516.41 and 3,056.77

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Solution

The fourth proportional to 3,280.33, 4,516.41 and 3,056.77 is: 4,208.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280.33 : 4,516.41 = 3,056.77 : x
  2. Step 2: Convert to fraction form
    3,280.33/4,516.41 = 3,056.77/x
  3. Step 3: Cross multiply
    3,280.33x = 4,516.41 × 3,056.77
  4. Step 4: Simplify right side
    3,280.33x = 13,805,626.51
  5. Step 5: Solve for x
    x = 13,805,626.51/3,280.33
  6. Step 6: Final answer
    x = 4,208.61

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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.