Home / 9,271.44-12,792.60-5,495.80

Finding the Fourth Proportional to 9,271.44, 12,792.60 and 5,495.80

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Solution

The fourth proportional to 9,271.44, 12,792.60 and 5,495.80 is: 7,583.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,271.44 : 12,792.60 = 5,495.80 : x
  2. Step 2: Convert to fraction form
    9,271.44/12,792.60 = 5,495.80/x
  3. Step 3: Cross multiply
    9,271.44x = 12,792.60 × 5,495.80
  4. Step 4: Simplify right side
    9,271.44x = 70,305,571.08
  5. Step 5: Solve for x
    x = 70,305,571.08/9,271.44
  6. Step 6: Final answer
    x = 7,583.03

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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.