Home / 2,813.44-4,220.18-1,169.11

Finding the Fourth Proportional to 2,813.44, 4,220.18 and 1,169.11

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Solution

The fourth proportional to 2,813.44, 4,220.18 and 1,169.11 is: 1,753.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,813.44 : 4,220.18 = 1,169.11 : x
  2. Step 2: Convert to fraction form
    2,813.44/4,220.18 = 1,169.11/x
  3. Step 3: Cross multiply
    2,813.44x = 4,220.18 × 1,169.11
  4. Step 4: Simplify right side
    2,813.44x = 4,933,854.64
  5. Step 5: Solve for x
    x = 4,933,854.64/2,813.44
  6. Step 6: Final answer
    x = 1,753.67

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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.