Home / 3,252.79-4,878.73-1,172.49

Finding the Fourth Proportional to 3,252.79, 4,878.73 and 1,172.49

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Solution

The fourth proportional to 3,252.79, 4,878.73 and 1,172.49 is: 1,758.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,252.79 : 4,878.73 = 1,172.49 : x
  2. Step 2: Convert to fraction form
    3,252.79/4,878.73 = 1,172.49/x
  3. Step 3: Cross multiply
    3,252.79x = 4,878.73 × 1,172.49
  4. Step 4: Simplify right side
    3,252.79x = 5,720,262.14
  5. Step 5: Solve for x
    x = 5,720,262.14/3,252.79
  6. Step 6: Final answer
    x = 1,758.57

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1.5x scale

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.