Home / 3,027.99-4,178.85-1,849.28

Finding the Fourth Proportional to 3,027.99, 4,178.85 and 1,849.28

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Solution

The fourth proportional to 3,027.99, 4,178.85 and 1,849.28 is: 2,552.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,027.99 : 4,178.85 = 1,849.28 : x
  2. Step 2: Convert to fraction form
    3,027.99/4,178.85 = 1,849.28/x
  3. Step 3: Cross multiply
    3,027.99x = 4,178.85 × 1,849.28
  4. Step 4: Simplify right side
    3,027.99x = 7,727,874.18
  5. Step 5: Solve for x
    x = 7,727,874.18/3,027.99
  6. Step 6: Final answer
    x = 2,552.15

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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.