Home / 5,413.82-7,459.97-4,154.81

Finding the Fourth Proportional to 5,413.82, 7,459.97 and 4,154.81

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Solution

The fourth proportional to 5,413.82, 7,459.97 and 4,154.81 is: 5,725.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,413.82 : 7,459.97 = 4,154.81 : x
  2. Step 2: Convert to fraction form
    5,413.82/7,459.97 = 4,154.81/x
  3. Step 3: Cross multiply
    5,413.82x = 7,459.97 × 4,154.81
  4. Step 4: Simplify right side
    5,413.82x = 30,994,699.88
  5. Step 5: Solve for x
    x = 30,994,699.88/5,413.82
  6. Step 6: Final answer
    x = 5,725.11

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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.