Home / 7,576.54-10,455.48-4,219.09

Finding the Fourth Proportional to 7,576.54, 10,455.48 and 4,219.09

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Solution

The fourth proportional to 7,576.54, 10,455.48 and 4,219.09 is: 5,822.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,576.54 : 10,455.48 = 4,219.09 : x
  2. Step 2: Convert to fraction form
    7,576.54/10,455.48 = 4,219.09/x
  3. Step 3: Cross multiply
    7,576.54x = 10,455.48 × 4,219.09
  4. Step 4: Simplify right side
    7,576.54x = 44,112,584.97
  5. Step 5: Solve for x
    x = 44,112,584.97/7,576.54
  6. Step 6: Final answer
    x = 5,822.26

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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.