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Finding the Fourth Proportional to 2,965.66, 4,093.92 and 1,771.07

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Solution

The fourth proportional to 2,965.66, 4,093.92 and 1,771.07 is: 2,444.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,965.66 : 4,093.92 = 1,771.07 : x
  2. Step 2: Convert to fraction form
    2,965.66/4,093.92 = 1,771.07/x
  3. Step 3: Cross multiply
    2,965.66x = 4,093.92 × 1,771.07
  4. Step 4: Simplify right side
    2,965.66x = 7,250,598.42
  5. Step 5: Solve for x
    x = 7,250,598.42/2,965.66
  6. Step 6: Final answer
    x = 2,444.85

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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.