Home / 6,413.35-9,620.57-2,253.00

Finding the Fourth Proportional to 6,413.35, 9,620.57 and 2,253.00

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Solution

The fourth proportional to 6,413.35, 9,620.57 and 2,253.00 is: 3,379.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,413.35 : 9,620.57 = 2,253.00 : x
  2. Step 2: Convert to fraction form
    6,413.35/9,620.57 = 2,253.00/x
  3. Step 3: Cross multiply
    6,413.35x = 9,620.57 × 2,253.00
  4. Step 4: Simplify right side
    6,413.35x = 21,675,096.11
  5. Step 5: Solve for x
    x = 21,675,096.11/6,413.35
  6. Step 6: Final answer
    x = 3,379.68

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Half scale
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Double scale
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Similar ratio
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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.