Home / 4,335.45-6,503.81-1,413.03

Finding the Fourth Proportional to 4,335.45, 6,503.81 and 1,413.03

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Solution

The fourth proportional to 4,335.45, 6,503.81 and 1,413.03 is: 2,119.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,335.45 : 6,503.81 = 1,413.03 : x
  2. Step 2: Convert to fraction form
    4,335.45/6,503.81 = 1,413.03/x
  3. Step 3: Cross multiply
    4,335.45x = 6,503.81 × 1,413.03
  4. Step 4: Simplify right side
    4,335.45x = 9,190,071.58
  5. Step 5: Solve for x
    x = 9,190,071.58/4,335.45
  6. Step 6: Final answer
    x = 2,119.75

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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.