Home / 4,782.14-7,176.52-1,860.46

Finding the Fourth Proportional to 4,782.14, 7,176.52 and 1,860.46

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Solution

The fourth proportional to 4,782.14, 7,176.52 and 1,860.46 is: 2,791.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,782.14 : 7,176.52 = 1,860.46 : x
  2. Step 2: Convert to fraction form
    4,782.14/7,176.52 = 1,860.46/x
  3. Step 3: Cross multiply
    4,782.14x = 7,176.52 × 1,860.46
  4. Step 4: Simplify right side
    4,782.14x = 13,351,628.40
  5. Step 5: Solve for x
    x = 13,351,628.40/4,782.14
  6. Step 6: Final answer
    x = 2,791.98

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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.