Home / 4,413.04-6,619.32-1,126

Finding the Fourth Proportional to 4,413.04, 6,619.32 and 1,126

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Solution

The fourth proportional to 4,413.04, 6,619.32 and 1,126 is: 1,688.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,413.04 : 6,619.32 = 1,126 : x
  2. Step 2: Convert to fraction form
    4,413.04/6,619.32 = 1,126/x
  3. Step 3: Cross multiply
    4,413.04x = 6,619.32 × 1,126
  4. Step 4: Simplify right side
    4,413.04x = 7,453,354.32
  5. Step 5: Solve for x
    x = 7,453,354.32/4,413.04
  6. Step 6: Final answer
    x = 1,688.94

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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.