Home / 2,544.18-3,813.48-1,311.67

Finding the Fourth Proportional to 2,544.18, 3,813.48 and 1,311.67

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Solution

The fourth proportional to 2,544.18, 3,813.48 and 1,311.67 is: 1,966.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,544.18 : 3,813.48 = 1,311.67 : x
  2. Step 2: Convert to fraction form
    2,544.18/3,813.48 = 1,311.67/x
  3. Step 3: Cross multiply
    2,544.18x = 3,813.48 × 1,311.67
  4. Step 4: Simplify right side
    2,544.18x = 5,002,027.31
  5. Step 5: Solve for x
    x = 5,002,027.31/2,544.18
  6. Step 6: Final answer
    x = 1,966.07

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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.