Home / 5,253.63-7,249.99-2,895.77

Finding the Fourth Proportional to 5,253.63, 7,249.99 and 2,895.77

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Solution

The fourth proportional to 5,253.63, 7,249.99 and 2,895.77 is: 3,996.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,253.63 : 7,249.99 = 2,895.77 : x
  2. Step 2: Convert to fraction form
    5,253.63/7,249.99 = 2,895.77/x
  3. Step 3: Cross multiply
    5,253.63x = 7,249.99 × 2,895.77
  4. Step 4: Simplify right side
    5,253.63x = 20,994,296.30
  5. Step 5: Solve for x
    x = 20,994,296.30/5,253.63
  6. Step 6: Final answer
    x = 3,996.15

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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.