Home / 2,166.16-3,235.76-2,059.60

Finding the Fourth Proportional to 2,166.16, 3,235.76 and 2,059.60

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Solution

The fourth proportional to 2,166.16, 3,235.76 and 2,059.60 is: 3,076.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,166.16 : 3,235.76 = 2,059.60 : x
  2. Step 2: Convert to fraction form
    2,166.16/3,235.76 = 2,059.60/x
  3. Step 3: Cross multiply
    2,166.16x = 3,235.76 × 2,059.60
  4. Step 4: Simplify right side
    2,166.16x = 6,664,371.30
  5. Step 5: Solve for x
    x = 6,664,371.30/2,166.16
  6. Step 6: Final answer
    x = 3,076.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.