Home / 4,412.30-6,605.44-3,865.54

Finding the Fourth Proportional to 4,412.30, 6,605.44 and 3,865.54

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Solution

The fourth proportional to 4,412.30, 6,605.44 and 3,865.54 is: 5,786.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,412.30 : 6,605.44 = 3,865.54 : x
  2. Step 2: Convert to fraction form
    4,412.30/6,605.44 = 3,865.54/x
  3. Step 3: Cross multiply
    4,412.30x = 6,605.44 × 3,865.54
  4. Step 4: Simplify right side
    4,412.30x = 25,533,592.54
  5. Step 5: Solve for x
    x = 25,533,592.54/4,412.30
  6. Step 6: Final answer
    x = 5,786.91

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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.