Home / 3,623.30-5,434.67-1,158.38

Finding the Fourth Proportional to 3,623.30, 5,434.67 and 1,158.38

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Solution

The fourth proportional to 3,623.30, 5,434.67 and 1,158.38 is: 1,737.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,623.30 : 5,434.67 = 1,158.38 : x
  2. Step 2: Convert to fraction form
    3,623.30/5,434.67 = 1,158.38/x
  3. Step 3: Cross multiply
    3,623.30x = 5,434.67 × 1,158.38
  4. Step 4: Simplify right side
    3,623.30x = 6,295,413.03
  5. Step 5: Solve for x
    x = 6,295,413.03/3,623.30
  6. Step 6: Final answer
    x = 1,737.48

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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.