Home / 5,448.42-7,519.50-3,091.32

Finding the Fourth Proportional to 5,448.42, 7,519.50 and 3,091.32

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Solution

The fourth proportional to 5,448.42, 7,519.50 and 3,091.32 is: 4,266.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,448.42 : 7,519.50 = 3,091.32 : x
  2. Step 2: Convert to fraction form
    5,448.42/7,519.50 = 3,091.32/x
  3. Step 3: Cross multiply
    5,448.42x = 7,519.50 × 3,091.32
  4. Step 4: Simplify right side
    5,448.42x = 23,245,180.74
  5. Step 5: Solve for x
    x = 23,245,180.74/5,448.42
  6. Step 6: Final answer
    x = 4,266.41

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Double scale
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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.