Home / 5,308.61-7,962.68-1,413.02

Finding the Fourth Proportional to 5,308.61, 7,962.68 and 1,413.02

Calculator

Solution

The fourth proportional to 5,308.61, 7,962.68 and 1,413.02 is: 2,119.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,308.61 : 7,962.68 = 1,413.02 : x
  2. Step 2: Convert to fraction form
    5,308.61/7,962.68 = 1,413.02/x
  3. Step 3: Cross multiply
    5,308.61x = 7,962.68 × 1,413.02
  4. Step 4: Simplify right side
    5,308.61x = 11,251,449.53
  5. Step 5: Solve for x
    x = 11,251,449.53/5,308.61
  6. Step 6: Final answer
    x = 2,119.47

Related Problems

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.