Home / 2,840.83-4,257.35-1,451.24

Finding the Fourth Proportional to 2,840.83, 4,257.35 and 1,451.24

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Solution

The fourth proportional to 2,840.83, 4,257.35 and 1,451.24 is: 2,174.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,840.83 : 4,257.35 = 1,451.24 : x
  2. Step 2: Convert to fraction form
    2,840.83/4,257.35 = 1,451.24/x
  3. Step 3: Cross multiply
    2,840.83x = 4,257.35 × 1,451.24
  4. Step 4: Simplify right side
    2,840.83x = 6,178,429.36
  5. Step 5: Solve for x
    x = 6,178,429.36/2,840.83
  6. Step 6: Final answer
    x = 2,174.87

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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.