Home / 2,093.23-3,140.36-1,478.14

Finding the Fourth Proportional to 2,093.23, 3,140.36 and 1,478.14

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Solution

The fourth proportional to 2,093.23, 3,140.36 and 1,478.14 is: 2,217.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,093.23 : 3,140.36 = 1,478.14 : x
  2. Step 2: Convert to fraction form
    2,093.23/3,140.36 = 1,478.14/x
  3. Step 3: Cross multiply
    2,093.23x = 3,140.36 × 1,478.14
  4. Step 4: Simplify right side
    2,093.23x = 4,641,868.64
  5. Step 5: Solve for x
    x = 4,641,868.64/2,093.23
  6. Step 6: Final answer
    x = 2,217.57

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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.