Home / 3,861.42-5,328.72-2,093.04

Finding the Fourth Proportional to 3,861.42, 5,328.72 and 2,093.04

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Solution

The fourth proportional to 3,861.42, 5,328.72 and 2,093.04 is: 2,888.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,861.42 : 5,328.72 = 2,093.04 : x
  2. Step 2: Convert to fraction form
    3,861.42/5,328.72 = 2,093.04/x
  3. Step 3: Cross multiply
    3,861.42x = 5,328.72 × 2,093.04
  4. Step 4: Simplify right side
    3,861.42x = 11,153,224.11
  5. Step 5: Solve for x
    x = 11,153,224.11/3,861.42
  6. Step 6: Final answer
    x = 2,888.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.