Home / 2,558.94-3,527.19-1,626.78

Finding the Fourth Proportional to 2,558.94, 3,527.19 and 1,626.78

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Solution

The fourth proportional to 2,558.94, 3,527.19 and 1,626.78 is: 2,242.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,558.94 : 3,527.19 = 1,626.78 : x
  2. Step 2: Convert to fraction form
    2,558.94/3,527.19 = 1,626.78/x
  3. Step 3: Cross multiply
    2,558.94x = 3,527.19 × 1,626.78
  4. Step 4: Simplify right side
    2,558.94x = 5,737,962.15
  5. Step 5: Solve for x
    x = 5,737,962.15/2,558.94
  6. Step 6: Final answer
    x = 2,242.32

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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.