Home / 3,050.14-4,575.23-858.88

Finding the Fourth Proportional to 3,050.14, 4,575.23 and 858.88

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Solution

The fourth proportional to 3,050.14, 4,575.23 and 858.88 is: 1,288.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,050.14 : 4,575.23 = 858.88 : x
  2. Step 2: Convert to fraction form
    3,050.14/4,575.23 = 858.88/x
  3. Step 3: Cross multiply
    3,050.14x = 4,575.23 × 858.88
  4. Step 4: Simplify right side
    3,050.14x = 3,929,573.54
  5. Step 5: Solve for x
    x = 3,929,573.54/3,050.14
  6. Step 6: Final answer
    x = 1,288.33

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Double scale
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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.