Home / 6,950.86-10,428.31-2,271.74

Finding the Fourth Proportional to 6,950.86, 10,428.31 and 2,271.74

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Solution

The fourth proportional to 6,950.86, 10,428.31 and 2,271.74 is: 3,408.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,950.86 : 10,428.31 = 2,271.74 : x
  2. Step 2: Convert to fraction form
    6,950.86/10,428.31 = 2,271.74/x
  3. Step 3: Cross multiply
    6,950.86x = 10,428.31 × 2,271.74
  4. Step 4: Simplify right side
    6,950.86x = 23,690,408.96
  5. Step 5: Solve for x
    x = 23,690,408.96/6,950.86
  6. Step 6: Final answer
    x = 3,408.27

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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.