Home / 4,172.58-6,260.09-1,251.32

Finding the Fourth Proportional to 4,172.58, 6,260.09 and 1,251.32

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Solution

The fourth proportional to 4,172.58, 6,260.09 and 1,251.32 is: 1,877.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,172.58 : 6,260.09 = 1,251.32 : x
  2. Step 2: Convert to fraction form
    4,172.58/6,260.09 = 1,251.32/x
  3. Step 3: Cross multiply
    4,172.58x = 6,260.09 × 1,251.32
  4. Step 4: Simplify right side
    4,172.58x = 7,833,338.26
  5. Step 5: Solve for x
    x = 7,833,338.26/4,172.58
  6. Step 6: Final answer
    x = 1,877.34

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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.