Home / 4,074.04-6,109.80-1,609.48

Finding the Fourth Proportional to 4,074.04, 6,109.80 and 1,609.48

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Solution

The fourth proportional to 4,074.04, 6,109.80 and 1,609.48 is: 2,413.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,074.04 : 6,109.80 = 1,609.48 : x
  2. Step 2: Convert to fraction form
    4,074.04/6,109.80 = 1,609.48/x
  3. Step 3: Cross multiply
    4,074.04x = 6,109.80 × 1,609.48
  4. Step 4: Simplify right side
    4,074.04x = 9,833,600.90
  5. Step 5: Solve for x
    x = 9,833,600.90/4,074.04
  6. Step 6: Final answer
    x = 2,413.72

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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.