Home / 3,074.98-4,589.76-2,858.26

Finding the Fourth Proportional to 3,074.98, 4,589.76 and 2,858.26

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Solution

The fourth proportional to 3,074.98, 4,589.76 and 2,858.26 is: 4,266.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,074.98 : 4,589.76 = 2,858.26 : x
  2. Step 2: Convert to fraction form
    3,074.98/4,589.76 = 2,858.26/x
  3. Step 3: Cross multiply
    3,074.98x = 4,589.76 × 2,858.26
  4. Step 4: Simplify right side
    3,074.98x = 13,118,727.42
  5. Step 5: Solve for x
    x = 13,118,727.42/3,074.98
  6. Step 6: Final answer
    x = 4,266.28

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Half scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.