Home / 5,253.67-7,249.74-2,895.83

Finding the Fourth Proportional to 5,253.67, 7,249.74 and 2,895.83

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Solution

The fourth proportional to 5,253.67, 7,249.74 and 2,895.83 is: 3,996.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,253.67 : 7,249.74 = 2,895.83 : x
  2. Step 2: Convert to fraction form
    5,253.67/7,249.74 = 2,895.83/x
  3. Step 3: Cross multiply
    5,253.67x = 7,249.74 × 2,895.83
  4. Step 4: Simplify right side
    5,253.67x = 20,994,014.58
  5. Step 5: Solve for x
    x = 20,994,014.58/5,253.67
  6. Step 6: Final answer
    x = 3,996.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.