Home / 5,375.01-8,059.55-2,085.40

Finding the Fourth Proportional to 5,375.01, 8,059.55 and 2,085.40

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Solution

The fourth proportional to 5,375.01, 8,059.55 and 2,085.40 is: 3,126.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,375.01 : 8,059.55 = 2,085.40 : x
  2. Step 2: Convert to fraction form
    5,375.01/8,059.55 = 2,085.40/x
  3. Step 3: Cross multiply
    5,375.01x = 8,059.55 × 2,085.40
  4. Step 4: Simplify right side
    5,375.01x = 16,807,351.61
  5. Step 5: Solve for x
    x = 16,807,351.61/5,375.01
  6. Step 6: Final answer
    x = 3,126.94

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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.