Home / 5,931.35-8,185.62-3,413.40

Finding the Fourth Proportional to 5,931.35, 8,185.62 and 3,413.40

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Solution

The fourth proportional to 5,931.35, 8,185.62 and 3,413.40 is: 4,710.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,931.35 : 8,185.62 = 3,413.40 : x
  2. Step 2: Convert to fraction form
    5,931.35/8,185.62 = 3,413.40/x
  3. Step 3: Cross multiply
    5,931.35x = 8,185.62 × 3,413.40
  4. Step 4: Simplify right side
    5,931.35x = 27,940,795.31
  5. Step 5: Solve for x
    x = 27,940,795.31/5,931.35
  6. Step 6: Final answer
    x = 4,710.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.