Home / 3,609.13-5,413.86-1,012.01

Finding the Fourth Proportional to 3,609.13, 5,413.86 and 1,012.01

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Solution

The fourth proportional to 3,609.13, 5,413.86 and 1,012.01 is: 1,518.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,609.13 : 5,413.86 = 1,012.01 : x
  2. Step 2: Convert to fraction form
    3,609.13/5,413.86 = 1,012.01/x
  3. Step 3: Cross multiply
    3,609.13x = 5,413.86 × 1,012.01
  4. Step 4: Simplify right side
    3,609.13x = 5,478,875.40
  5. Step 5: Solve for x
    x = 5,478,875.40/3,609.13
  6. Step 6: Final answer
    x = 1,518.06

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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.