Home / 2,975.88-4,106.16-1,716.56

Finding the Fourth Proportional to 2,975.88, 4,106.16 and 1,716.56

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Solution

The fourth proportional to 2,975.88, 4,106.16 and 1,716.56 is: 2,368.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,975.88 : 4,106.16 = 1,716.56 : x
  2. Step 2: Convert to fraction form
    2,975.88/4,106.16 = 1,716.56/x
  3. Step 3: Cross multiply
    2,975.88x = 4,106.16 × 1,716.56
  4. Step 4: Simplify right side
    2,975.88x = 7,048,470.01
  5. Step 5: Solve for x
    x = 7,048,470.01/2,975.88
  6. Step 6: Final answer
    x = 2,368.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.