Home / 4,782.45-7,174.66-2,007.49

Finding the Fourth Proportional to 4,782.45, 7,174.66 and 2,007.49

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Solution

The fourth proportional to 4,782.45, 7,174.66 and 2,007.49 is: 3,011.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,782.45 : 7,174.66 = 2,007.49 : x
  2. Step 2: Convert to fraction form
    4,782.45/7,174.66 = 2,007.49/x
  3. Step 3: Cross multiply
    4,782.45x = 7,174.66 × 2,007.49
  4. Step 4: Simplify right side
    4,782.45x = 14,403,052.46
  5. Step 5: Solve for x
    x = 14,403,052.46/4,782.45
  6. Step 6: Final answer
    x = 3,011.65

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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.