Home / 5,541.14-7,647.45-3,183.28

Finding the Fourth Proportional to 5,541.14, 7,647.45 and 3,183.28

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Solution

The fourth proportional to 5,541.14, 7,647.45 and 3,183.28 is: 4,393.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,541.14 : 7,647.45 = 3,183.28 : x
  2. Step 2: Convert to fraction form
    5,541.14/7,647.45 = 3,183.28/x
  3. Step 3: Cross multiply
    5,541.14x = 7,647.45 × 3,183.28
  4. Step 4: Simplify right side
    5,541.14x = 24,343,936.40
  5. Step 5: Solve for x
    x = 24,343,936.40/5,541.14
  6. Step 6: Final answer
    x = 4,393.31

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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.