Home / 10,998.02-16,497.30-3,609.20

Finding the Fourth Proportional to 10,998.02, 16,497.30 and 3,609.20

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Solution

The fourth proportional to 10,998.02, 16,497.30 and 3,609.20 is: 5,413.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,998.02 : 16,497.30 = 3,609.20 : x
  2. Step 2: Convert to fraction form
    10,998.02/16,497.30 = 3,609.20/x
  3. Step 3: Cross multiply
    10,998.02x = 16,497.30 × 3,609.20
  4. Step 4: Simplify right side
    10,998.02x = 59,542,055.16
  5. Step 5: Solve for x
    x = 59,542,055.16/10,998.02
  6. Step 6: Final answer
    x = 5,413.89

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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.