Home / 7,609.32-11,413.38-2,415.24

Finding the Fourth Proportional to 7,609.32, 11,413.38 and 2,415.24

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Solution

The fourth proportional to 7,609.32, 11,413.38 and 2,415.24 is: 3,622.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,609.32 : 11,413.38 = 2,415.24 : x
  2. Step 2: Convert to fraction form
    7,609.32/11,413.38 = 2,415.24/x
  3. Step 3: Cross multiply
    7,609.32x = 11,413.38 × 2,415.24
  4. Step 4: Simplify right side
    7,609.32x = 27,566,051.91
  5. Step 5: Solve for x
    x = 27,566,051.91/7,609.32
  6. Step 6: Final answer
    x = 3,622.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.