Home / 3,201.21-4,802.88-1,252.35

Finding the Fourth Proportional to 3,201.21, 4,802.88 and 1,252.35

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Solution

The fourth proportional to 3,201.21, 4,802.88 and 1,252.35 is: 1,878.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,201.21 : 4,802.88 = 1,252.35 : x
  2. Step 2: Convert to fraction form
    3,201.21/4,802.88 = 1,252.35/x
  3. Step 3: Cross multiply
    3,201.21x = 4,802.88 × 1,252.35
  4. Step 4: Simplify right side
    3,201.21x = 6,014,886.77
  5. Step 5: Solve for x
    x = 6,014,886.77/3,201.21
  6. Step 6: Final answer
    x = 1,878.94

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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.