Home / 9,519.45-14,211.04-8,274.23

Finding the Fourth Proportional to 9,519.45, 14,211.04 and 8,274.23

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Solution

The fourth proportional to 9,519.45, 14,211.04 and 8,274.23 is: 12,352.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,519.45 : 14,211.04 = 8,274.23 : x
  2. Step 2: Convert to fraction form
    9,519.45/14,211.04 = 8,274.23/x
  3. Step 3: Cross multiply
    9,519.45x = 14,211.04 × 8,274.23
  4. Step 4: Simplify right side
    9,519.45x = 117,585,413.50
  5. Step 5: Solve for x
    x = 117,585,413.50/9,519.45
  6. Step 6: Final answer
    x = 12,352.12

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Half scale
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Double scale
Find fourth proportional to 9,520.45, 14,212.53 and 8,275.23
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.