Home / 6,413.20-9,603.60-4,066.06

Finding the Fourth Proportional to 6,413.20, 9,603.60 and 4,066.06

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Solution

The fourth proportional to 6,413.20, 9,603.60 and 4,066.06 is: 6,088.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,413.20 : 9,603.60 = 4,066.06 : x
  2. Step 2: Convert to fraction form
    6,413.20/9,603.60 = 4,066.06/x
  3. Step 3: Cross multiply
    6,413.20x = 9,603.60 × 4,066.06
  4. Step 4: Simplify right side
    6,413.20x = 39,048,813.82
  5. Step 5: Solve for x
    x = 39,048,813.82/6,413.20
  6. Step 6: Final answer
    x = 6,088.82

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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.