Home / 4,716.19-7,074.65-1,429.56

Finding the Fourth Proportional to 4,716.19, 7,074.65 and 1,429.56

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Solution

The fourth proportional to 4,716.19, 7,074.65 and 1,429.56 is: 2,144.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,716.19 : 7,074.65 = 1,429.56 : x
  2. Step 2: Convert to fraction form
    4,716.19/7,074.65 = 1,429.56/x
  3. Step 3: Cross multiply
    4,716.19x = 7,074.65 × 1,429.56
  4. Step 4: Simplify right side
    4,716.19x = 10,113,636.65
  5. Step 5: Solve for x
    x = 10,113,636.65/4,716.19
  6. Step 6: Final answer
    x = 2,144.45

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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.