Home / 2,083.50-2,866.86-2,011.68

Finding the Fourth Proportional to 2,083.50, 2,866.86 and 2,011.68

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Solution

The fourth proportional to 2,083.50, 2,866.86 and 2,011.68 is: 2,768.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,083.50 : 2,866.86 = 2,011.68 : x
  2. Step 2: Convert to fraction form
    2,083.50/2,866.86 = 2,011.68/x
  3. Step 3: Cross multiply
    2,083.50x = 2,866.86 × 2,011.68
  4. Step 4: Simplify right side
    2,083.50x = 5,767,204.92
  5. Step 5: Solve for x
    x = 5,767,204.92/2,083.50
  6. Step 6: Final answer
    x = 2,768.04

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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.