Home / 3,533.23-5,300.51-1,778.61

Finding the Fourth Proportional to 3,533.23, 5,300.51 and 1,778.61

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Solution

The fourth proportional to 3,533.23, 5,300.51 and 1,778.61 is: 2,668.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,533.23 : 5,300.51 = 1,778.61 : x
  2. Step 2: Convert to fraction form
    3,533.23/5,300.51 = 1,778.61/x
  3. Step 3: Cross multiply
    3,533.23x = 5,300.51 × 1,778.61
  4. Step 4: Simplify right side
    3,533.23x = 9,427,540.09
  5. Step 5: Solve for x
    x = 9,427,540.09/3,533.23
  6. Step 6: Final answer
    x = 2,668.25

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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.