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Finding the Fourth Proportional to 4,641.07, 6,413.16 and 3,379.93

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Solution

The fourth proportional to 4,641.07, 6,413.16 and 3,379.93 is: 4,670.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,641.07 : 6,413.16 = 3,379.93 : x
  2. Step 2: Convert to fraction form
    4,641.07/6,413.16 = 3,379.93/x
  3. Step 3: Cross multiply
    4,641.07x = 6,413.16 × 3,379.93
  4. Step 4: Simplify right side
    4,641.07x = 21,676,031.88
  5. Step 5: Solve for x
    x = 21,676,031.88/4,641.07
  6. Step 6: Final answer
    x = 4,670.48

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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.