Home / 3,624.72-5,434.50-1,516.28

Finding the Fourth Proportional to 3,624.72, 5,434.50 and 1,516.28

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Solution

The fourth proportional to 3,624.72, 5,434.50 and 1,516.28 is: 2,273.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,624.72 : 5,434.50 = 1,516.28 : x
  2. Step 2: Convert to fraction form
    3,624.72/5,434.50 = 1,516.28/x
  3. Step 3: Cross multiply
    3,624.72x = 5,434.50 × 1,516.28
  4. Step 4: Simplify right side
    3,624.72x = 8,240,223.66
  5. Step 5: Solve for x
    x = 8,240,223.66/3,624.72
  6. Step 6: Final answer
    x = 2,273.34

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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.