Home / 2,845.94-3,927.24-1,587.03

Finding the Fourth Proportional to 2,845.94, 3,927.24 and 1,587.03

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Solution

The fourth proportional to 2,845.94, 3,927.24 and 1,587.03 is: 2,190.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,845.94 : 3,927.24 = 1,587.03 : x
  2. Step 2: Convert to fraction form
    2,845.94/3,927.24 = 1,587.03/x
  3. Step 3: Cross multiply
    2,845.94x = 3,927.24 × 1,587.03
  4. Step 4: Simplify right side
    2,845.94x = 6,232,647.70
  5. Step 5: Solve for x
    x = 6,232,647.70/2,845.94
  6. Step 6: Final answer
    x = 2,190.02

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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.