Home / 11,449.48-17,177.50-5,607.80

Finding the Fourth Proportional to 11,449.48, 17,177.50 and 5,607.80

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Solution

The fourth proportional to 11,449.48, 17,177.50 and 5,607.80 is: 8,413.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,449.48 : 17,177.50 = 5,607.80 : x
  2. Step 2: Convert to fraction form
    11,449.48/17,177.50 = 5,607.80/x
  3. Step 3: Cross multiply
    11,449.48x = 17,177.50 × 5,607.80
  4. Step 4: Simplify right side
    11,449.48x = 96,327,984.50
  5. Step 5: Solve for x
    x = 96,327,984.50/11,449.48
  6. Step 6: Final answer
    x = 8,413.31

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1.5x scale

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.