Home / 4,130.48-6,185.12-2,279.54

Finding the Fourth Proportional to 4,130.48, 6,185.12 and 2,279.54

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Solution

The fourth proportional to 4,130.48, 6,185.12 and 2,279.54 is: 3,413.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,130.48 : 6,185.12 = 2,279.54 : x
  2. Step 2: Convert to fraction form
    4,130.48/6,185.12 = 2,279.54/x
  3. Step 3: Cross multiply
    4,130.48x = 6,185.12 × 2,279.54
  4. Step 4: Simplify right side
    4,130.48x = 14,099,186.12
  5. Step 5: Solve for x
    x = 14,099,186.12/4,130.48
  6. Step 6: Final answer
    x = 3,413.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.