Home / 9,746.60-14,619.90-7,413.80

Finding the Fourth Proportional to 9,746.60, 14,619.90 and 7,413.80

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Solution

The fourth proportional to 9,746.60, 14,619.90 and 7,413.80 is: 11,120.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,746.60 : 14,619.90 = 7,413.80 : x
  2. Step 2: Convert to fraction form
    9,746.60/14,619.90 = 7,413.80/x
  3. Step 3: Cross multiply
    9,746.60x = 14,619.90 × 7,413.80
  4. Step 4: Simplify right side
    9,746.60x = 108,389,014.62
  5. Step 5: Solve for x
    x = 108,389,014.62/9,746.60
  6. Step 6: Final answer
    x = 11,120.70

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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.