Home / 2,093.37-3,140.05-923.12

Finding the Fourth Proportional to 2,093.37, 3,140.05 and 923.12

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Solution

The fourth proportional to 2,093.37, 3,140.05 and 923.12 is: 1,384.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,093.37 : 3,140.05 = 923.12 : x
  2. Step 2: Convert to fraction form
    2,093.37/3,140.05 = 923.12/x
  3. Step 3: Cross multiply
    2,093.37x = 3,140.05 × 923.12
  4. Step 4: Simplify right side
    2,093.37x = 2,898,642.96
  5. Step 5: Solve for x
    x = 2,898,642.96/2,093.37
  6. Step 6: Final answer
    x = 1,384.68

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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.