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Finding the Fourth Proportional to 1,847.87, 2,774.23 and 1,695.05

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Solution

The fourth proportional to 1,847.87, 2,774.23 and 1,695.05 is: 2,544.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,847.87 : 2,774.23 = 1,695.05 : x
  2. Step 2: Convert to fraction form
    1,847.87/2,774.23 = 1,695.05/x
  3. Step 3: Cross multiply
    1,847.87x = 2,774.23 × 1,695.05
  4. Step 4: Simplify right side
    1,847.87x = 4,702,458.56
  5. Step 5: Solve for x
    x = 4,702,458.56/1,847.87
  6. Step 6: Final answer
    x = 2,544.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.