Home / 5,835.60-8,753.40-5,413.20

Finding the Fourth Proportional to 5,835.60, 8,753.40 and 5,413.20

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Solution

The fourth proportional to 5,835.60, 8,753.40 and 5,413.20 is: 8,119.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,835.60 : 8,753.40 = 5,413.20 : x
  2. Step 2: Convert to fraction form
    5,835.60/8,753.40 = 5,413.20/x
  3. Step 3: Cross multiply
    5,835.60x = 8,753.40 × 5,413.20
  4. Step 4: Simplify right side
    5,835.60x = 47,383,904.88
  5. Step 5: Solve for x
    x = 47,383,904.88/5,835.60
  6. Step 6: Final answer
    x = 8,119.80

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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.