Home / 5,413.10-7,476.21-3,641.63

Finding the Fourth Proportional to 5,413.10, 7,476.21 and 3,641.63

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Solution

The fourth proportional to 5,413.10, 7,476.21 and 3,641.63 is: 5,029.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,413.10 : 7,476.21 = 3,641.63 : x
  2. Step 2: Convert to fraction form
    5,413.10/7,476.21 = 3,641.63/x
  3. Step 3: Cross multiply
    5,413.10x = 7,476.21 × 3,641.63
  4. Step 4: Simplify right side
    5,413.10x = 27,225,553.24
  5. Step 5: Solve for x
    x = 27,225,553.24/5,413.10
  6. Step 6: Final answer
    x = 5,029.57

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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.