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Finding the Fourth Proportional to 3,741.04, 5,162.64 and 2,085.04

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Solution

The fourth proportional to 3,741.04, 5,162.64 and 2,085.04 is: 2,877.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,741.04 : 5,162.64 = 2,085.04 : x
  2. Step 2: Convert to fraction form
    3,741.04/5,162.64 = 2,085.04/x
  3. Step 3: Cross multiply
    3,741.04x = 5,162.64 × 2,085.04
  4. Step 4: Simplify right side
    3,741.04x = 10,764,310.91
  5. Step 5: Solve for x
    x = 10,764,310.91/3,741.04
  6. Step 6: Final answer
    x = 2,877.36

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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.