Home / 2,523.12-3,768.53-2,285.30

Finding the Fourth Proportional to 2,523.12, 3,768.53 and 2,285.30

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Solution

The fourth proportional to 2,523.12, 3,768.53 and 2,285.30 is: 3,413.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,523.12 : 3,768.53 = 2,285.30 : x
  2. Step 2: Convert to fraction form
    2,523.12/3,768.53 = 2,285.30/x
  3. Step 3: Cross multiply
    2,523.12x = 3,768.53 × 2,285.30
  4. Step 4: Simplify right side
    2,523.12x = 8,612,240.60
  5. Step 5: Solve for x
    x = 8,612,240.60/2,523.12
  6. Step 6: Final answer
    x = 3,413.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.