Home / 2,293.38-3,163.25-1,409.67

Finding the Fourth Proportional to 2,293.38, 3,163.25 and 1,409.67

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Solution

The fourth proportional to 2,293.38, 3,163.25 and 1,409.67 is: 1,944.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,293.38 : 3,163.25 = 1,409.67 : x
  2. Step 2: Convert to fraction form
    2,293.38/3,163.25 = 1,409.67/x
  3. Step 3: Cross multiply
    2,293.38x = 3,163.25 × 1,409.67
  4. Step 4: Simplify right side
    2,293.38x = 4,459,142.15
  5. Step 5: Solve for x
    x = 4,459,142.15/2,293.38
  6. Step 6: Final answer
    x = 1,944.35

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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.