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Finding the Fourth Proportional to 2,094.62, 2,888.64 and 1,620.99

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Solution

The fourth proportional to 2,094.62, 2,888.64 and 1,620.99 is: 2,235.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,094.62 : 2,888.64 = 1,620.99 : x
  2. Step 2: Convert to fraction form
    2,094.62/2,888.64 = 1,620.99/x
  3. Step 3: Cross multiply
    2,094.62x = 2,888.64 × 1,620.99
  4. Step 4: Simplify right side
    2,094.62x = 4,682,456.55
  5. Step 5: Solve for x
    x = 4,682,456.55/2,094.62
  6. Step 6: Final answer
    x = 2,235.47

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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.