Home / 2,858.55-4,286.94-1,009.24

Finding the Fourth Proportional to 2,858.55, 4,286.94 and 1,009.24

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Solution

The fourth proportional to 2,858.55, 4,286.94 and 1,009.24 is: 1,513.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,858.55 : 4,286.94 = 1,009.24 : x
  2. Step 2: Convert to fraction form
    2,858.55/4,286.94 = 1,009.24/x
  3. Step 3: Cross multiply
    2,858.55x = 4,286.94 × 1,009.24
  4. Step 4: Simplify right side
    2,858.55x = 4,326,551.33
  5. Step 5: Solve for x
    x = 4,326,551.33/2,858.55
  6. Step 6: Final answer
    x = 1,513.55

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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.