Home / 2,975.48-4,106.32-1,716.53

Finding the Fourth Proportional to 2,975.48, 4,106.32 and 1,716.53

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Solution

The fourth proportional to 2,975.48, 4,106.32 and 1,716.53 is: 2,368.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,975.48 : 4,106.32 = 1,716.53 : x
  2. Step 2: Convert to fraction form
    2,975.48/4,106.32 = 1,716.53/x
  3. Step 3: Cross multiply
    2,975.48x = 4,106.32 × 1,716.53
  4. Step 4: Simplify right side
    2,975.48x = 7,048,627.44
  5. Step 5: Solve for x
    x = 7,048,627.44/2,975.48
  6. Step 6: Final answer
    x = 2,368.91

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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.