Home / 2,561.41-3,840.84-1,244.34

Finding the Fourth Proportional to 2,561.41, 3,840.84 and 1,244.34

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Solution

The fourth proportional to 2,561.41, 3,840.84 and 1,244.34 is: 1,865.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,561.41 : 3,840.84 = 1,244.34 : x
  2. Step 2: Convert to fraction form
    2,561.41/3,840.84 = 1,244.34/x
  3. Step 3: Cross multiply
    2,561.41x = 3,840.84 × 1,244.34
  4. Step 4: Simplify right side
    2,561.41x = 4,779,310.85
  5. Step 5: Solve for x
    x = 4,779,310.85/2,561.41
  6. Step 6: Final answer
    x = 1,865.89

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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.