Home / 2,903.49-4,356.41-1,172.25

Finding the Fourth Proportional to 2,903.49, 4,356.41 and 1,172.25

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Solution

The fourth proportional to 2,903.49, 4,356.41 and 1,172.25 is: 1,758.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,903.49 : 4,356.41 = 1,172.25 : x
  2. Step 2: Convert to fraction form
    2,903.49/4,356.41 = 1,172.25/x
  3. Step 3: Cross multiply
    2,903.49x = 4,356.41 × 1,172.25
  4. Step 4: Simplify right side
    2,903.49x = 5,106,795.76
  5. Step 5: Solve for x
    x = 5,106,795.76/2,903.49
  6. Step 6: Final answer
    x = 1,758.85

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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.