Home / 3,861.60-5,328.99-2,093.19

Finding the Fourth Proportional to 3,861.60, 5,328.99 and 2,093.19

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Solution

The fourth proportional to 3,861.60, 5,328.99 and 2,093.19 is: 2,888.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,861.60 : 5,328.99 = 2,093.19 : x
  2. Step 2: Convert to fraction form
    3,861.60/5,328.99 = 2,093.19/x
  3. Step 3: Cross multiply
    3,861.60x = 5,328.99 × 2,093.19
  4. Step 4: Simplify right side
    3,861.60x = 11,154,588.58
  5. Step 5: Solve for x
    x = 11,154,588.58/3,861.60
  6. Step 6: Final answer
    x = 2,888.59

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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.