Home / 3,660.32-5,495.95-3,605.65

Finding the Fourth Proportional to 3,660.32, 5,495.95 and 3,605.65

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Solution

The fourth proportional to 3,660.32, 5,495.95 and 3,605.65 is: 5,413.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,660.32 : 5,495.95 = 3,605.65 : x
  2. Step 2: Convert to fraction form
    3,660.32/5,495.95 = 3,605.65/x
  3. Step 3: Cross multiply
    3,660.32x = 5,495.95 × 3,605.65
  4. Step 4: Simplify right side
    3,660.32x = 19,816,444.64
  5. Step 5: Solve for x
    x = 19,816,444.64/3,660.32
  6. Step 6: Final answer
    x = 5,413.86

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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.