Home / 3,562.77-4,915.80-2,069.79

Finding the Fourth Proportional to 3,562.77, 4,915.80 and 2,069.79

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Solution

The fourth proportional to 3,562.77, 4,915.80 and 2,069.79 is: 2,855.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,562.77 : 4,915.80 = 2,069.79 : x
  2. Step 2: Convert to fraction form
    3,562.77/4,915.80 = 2,069.79/x
  3. Step 3: Cross multiply
    3,562.77x = 4,915.80 × 2,069.79
  4. Step 4: Simplify right side
    3,562.77x = 10,174,673.68
  5. Step 5: Solve for x
    x = 10,174,673.68/3,562.77
  6. Step 6: Final answer
    x = 2,855.83

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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.