Home / 5,481.45-7,549.47-4,735.04

Finding the Fourth Proportional to 5,481.45, 7,549.47 and 4,735.04

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Solution

The fourth proportional to 5,481.45, 7,549.47 and 4,735.04 is: 6,521.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,481.45 : 7,549.47 = 4,735.04 : x
  2. Step 2: Convert to fraction form
    5,481.45/7,549.47 = 4,735.04/x
  3. Step 3: Cross multiply
    5,481.45x = 7,549.47 × 4,735.04
  4. Step 4: Simplify right side
    5,481.45x = 35,747,004.68
  5. Step 5: Solve for x
    x = 35,747,004.68/5,481.45
  6. Step 6: Final answer
    x = 6,521.45

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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.