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Finding the Fourth Proportional to 3,672.04, 5,065.12 and 2,413.16

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Solution

The fourth proportional to 3,672.04, 5,065.12 and 2,413.16 is: 3,328.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,672.04 : 5,065.12 = 2,413.16 : x
  2. Step 2: Convert to fraction form
    3,672.04/5,065.12 = 2,413.16/x
  3. Step 3: Cross multiply
    3,672.04x = 5,065.12 × 2,413.16
  4. Step 4: Simplify right side
    3,672.04x = 12,222,944.98
  5. Step 5: Solve for x
    x = 12,222,944.98/3,672.04
  6. Step 6: Final answer
    x = 3,328.65

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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.