Home / 10,413.33-14,370.36-5,697.60

Finding the Fourth Proportional to 10,413.33, 14,370.36 and 5,697.60

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Solution

The fourth proportional to 10,413.33, 14,370.36 and 5,697.60 is: 7,862.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,413.33 : 14,370.36 = 5,697.60 : x
  2. Step 2: Convert to fraction form
    10,413.33/14,370.36 = 5,697.60/x
  3. Step 3: Cross multiply
    10,413.33x = 14,370.36 × 5,697.60
  4. Step 4: Simplify right side
    10,413.33x = 81,876,563.14
  5. Step 5: Solve for x
    x = 81,876,563.14/10,413.33
  6. Step 6: Final answer
    x = 7,862.67

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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.