Home / 4,182.80-5,771.52-2,413.76

Finding the Fourth Proportional to 4,182.80, 5,771.52 and 2,413.76

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Solution

The fourth proportional to 4,182.80, 5,771.52 and 2,413.76 is: 3,330.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,182.80 : 5,771.52 = 2,413.76 : x
  2. Step 2: Convert to fraction form
    4,182.80/5,771.52 = 2,413.76/x
  3. Step 3: Cross multiply
    4,182.80x = 5,771.52 × 2,413.76
  4. Step 4: Simplify right side
    4,182.80x = 13,931,064.12
  5. Step 5: Solve for x
    x = 13,931,064.12/4,182.80
  6. Step 6: Final answer
    x = 3,330.56

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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.