Home / 2,093.14-3,140.23-1,478.05

Finding the Fourth Proportional to 2,093.14, 3,140.23 and 1,478.05

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Solution

The fourth proportional to 2,093.14, 3,140.23 and 1,478.05 is: 2,217.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,093.14 : 3,140.23 = 1,478.05 : x
  2. Step 2: Convert to fraction form
    2,093.14/3,140.23 = 1,478.05/x
  3. Step 3: Cross multiply
    2,093.14x = 3,140.23 × 1,478.05
  4. Step 4: Simplify right side
    2,093.14x = 4,641,416.95
  5. Step 5: Solve for x
    x = 4,641,416.95/2,093.14
  6. Step 6: Final answer
    x = 2,217.44

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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.