Home / 7,464.48-11,193.60-3,080.80

Finding the Fourth Proportional to 7,464.48, 11,193.60 and 3,080.80

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Solution

The fourth proportional to 7,464.48, 11,193.60 and 3,080.80 is: 4,619.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,464.48 : 11,193.60 = 3,080.80 : x
  2. Step 2: Convert to fraction form
    7,464.48/11,193.60 = 3,080.80/x
  3. Step 3: Cross multiply
    7,464.48x = 11,193.60 × 3,080.80
  4. Step 4: Simplify right side
    7,464.48x = 34,485,242.88
  5. Step 5: Solve for x
    x = 34,485,242.88/7,464.48
  6. Step 6: Final answer
    x = 4,619.91

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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.