Home / 7,305.39-10,957.95-2,111.27

Finding the Fourth Proportional to 7,305.39, 10,957.95 and 2,111.27

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Solution

The fourth proportional to 7,305.39, 10,957.95 and 2,111.27 is: 3,166.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,305.39 : 10,957.95 = 2,111.27 : x
  2. Step 2: Convert to fraction form
    7,305.39/10,957.95 = 2,111.27/x
  3. Step 3: Cross multiply
    7,305.39x = 10,957.95 × 2,111.27
  4. Step 4: Simplify right side
    7,305.39x = 23,135,136.31
  5. Step 5: Solve for x
    x = 23,135,136.31/7,305.39
  6. Step 6: Final answer
    x = 3,166.86

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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.