Home / 3,453.64-5,164.70-2,576.76

Finding the Fourth Proportional to 3,453.64, 5,164.70 and 2,576.76

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Solution

The fourth proportional to 3,453.64, 5,164.70 and 2,576.76 is: 3,853.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,453.64 : 5,164.70 = 2,576.76 : x
  2. Step 2: Convert to fraction form
    3,453.64/5,164.70 = 2,576.76/x
  3. Step 3: Cross multiply
    3,453.64x = 5,164.70 × 2,576.76
  4. Step 4: Simplify right side
    3,453.64x = 13,308,192.37
  5. Step 5: Solve for x
    x = 13,308,192.37/3,453.64
  6. Step 6: Final answer
    x = 3,853.38

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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.