Home / 4,275.50-6,413.61-1,197.50

Finding the Fourth Proportional to 4,275.50, 6,413.61 and 1,197.50

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Solution

The fourth proportional to 4,275.50, 6,413.61 and 1,197.50 is: 1,796.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,275.50 : 6,413.61 = 1,197.50 : x
  2. Step 2: Convert to fraction form
    4,275.50/6,413.61 = 1,197.50/x
  3. Step 3: Cross multiply
    4,275.50x = 6,413.61 × 1,197.50
  4. Step 4: Simplify right side
    4,275.50x = 7,680,297.98
  5. Step 5: Solve for x
    x = 7,680,297.98/4,275.50
  6. Step 6: Final answer
    x = 1,796.35

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Double scale
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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.