Home / 11,005.45-16,507.60-3,608.93

Finding the Fourth Proportional to 11,005.45, 16,507.60 and 3,608.93

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Solution

The fourth proportional to 11,005.45, 16,507.60 and 3,608.93 is: 5,413.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,005.45 : 16,507.60 = 3,608.93 : x
  2. Step 2: Convert to fraction form
    11,005.45/16,507.60 = 3,608.93/x
  3. Step 3: Cross multiply
    11,005.45x = 16,507.60 × 3,608.93
  4. Step 4: Simplify right side
    11,005.45x = 59,574,805.11
  5. Step 5: Solve for x
    x = 59,574,805.11/11,005.45
  6. Step 6: Final answer
    x = 5,413.21

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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.