Home / 5,085.44-7,632.48-3,628.16

Finding the Fourth Proportional to 5,085.44, 7,632.48 and 3,628.16

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Solution

The fourth proportional to 5,085.44, 7,632.48 and 3,628.16 is: 5,445.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,085.44 : 7,632.48 = 3,628.16 : x
  2. Step 2: Convert to fraction form
    5,085.44/7,632.48 = 3,628.16/x
  3. Step 3: Cross multiply
    5,085.44x = 7,632.48 × 3,628.16
  4. Step 4: Simplify right side
    5,085.44x = 27,691,858.64
  5. Step 5: Solve for x
    x = 27,691,858.64/5,085.44
  6. Step 6: Final answer
    x = 5,445.32

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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.