Home / 4,140.38-6,211.25-1,367.21

Finding the Fourth Proportional to 4,140.38, 6,211.25 and 1,367.21

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Solution

The fourth proportional to 4,140.38, 6,211.25 and 1,367.21 is: 2,051.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,140.38 : 6,211.25 = 1,367.21 : x
  2. Step 2: Convert to fraction form
    4,140.38/6,211.25 = 1,367.21/x
  3. Step 3: Cross multiply
    4,140.38x = 6,211.25 × 1,367.21
  4. Step 4: Simplify right side
    4,140.38x = 8,492,045.22
  5. Step 5: Solve for x
    x = 8,492,045.22/4,140.38
  6. Step 6: Final answer
    x = 2,051.03

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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.