Home / 2,293.74-3,163.32-1,900.08

Finding the Fourth Proportional to 2,293.74, 3,163.32 and 1,900.08

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Solution

The fourth proportional to 2,293.74, 3,163.32 and 1,900.08 is: 2,620.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,293.74 : 3,163.32 = 1,900.08 : x
  2. Step 2: Convert to fraction form
    2,293.74/3,163.32 = 1,900.08/x
  3. Step 3: Cross multiply
    2,293.74x = 3,163.32 × 1,900.08
  4. Step 4: Simplify right side
    2,293.74x = 6,010,561.07
  5. Step 5: Solve for x
    x = 6,010,561.07/2,293.74
  6. Step 6: Final answer
    x = 2,620.42

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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.