Home / 1,847.85-2,550.23-1,790.49

Finding the Fourth Proportional to 1,847.85, 2,550.23 and 1,790.49

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Solution

The fourth proportional to 1,847.85, 2,550.23 and 1,790.49 is: 2,471.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,847.85 : 2,550.23 = 1,790.49 : x
  2. Step 2: Convert to fraction form
    1,847.85/2,550.23 = 1,790.49/x
  3. Step 3: Cross multiply
    1,847.85x = 2,550.23 × 1,790.49
  4. Step 4: Simplify right side
    1,847.85x = 4,566,152.36
  5. Step 5: Solve for x
    x = 4,566,152.36/1,847.85
  6. Step 6: Final answer
    x = 2,471.06

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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.