Home / 7,413.88-10,231.16-4,270.07

Finding the Fourth Proportional to 7,413.88, 10,231.16 and 4,270.07

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Solution

The fourth proportional to 7,413.88, 10,231.16 and 4,270.07 is: 5,892.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,413.88 : 10,231.16 = 4,270.07 : x
  2. Step 2: Convert to fraction form
    7,413.88/10,231.16 = 4,270.07/x
  3. Step 3: Cross multiply
    7,413.88x = 10,231.16 × 4,270.07
  4. Step 4: Simplify right side
    7,413.88x = 43,687,748.03
  5. Step 5: Solve for x
    x = 43,687,748.03/7,413.88
  6. Step 6: Final answer
    x = 5,892.70

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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.