Home / 7,413.45-10,230.51-4,056.20

Finding the Fourth Proportional to 7,413.45, 10,230.51 and 4,056.20

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Solution

The fourth proportional to 7,413.45, 10,230.51 and 4,056.20 is: 5,597.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,413.45 : 10,230.51 = 4,056.20 : x
  2. Step 2: Convert to fraction form
    7,413.45/10,230.51 = 4,056.20/x
  3. Step 3: Cross multiply
    7,413.45x = 10,230.51 × 4,056.20
  4. Step 4: Simplify right side
    7,413.45x = 41,496,997.08
  5. Step 5: Solve for x
    x = 41,496,997.08/7,413.45
  6. Step 6: Final answer
    x = 5,597.53

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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.