Home / 3,257.64-4,495.80-1,860.36

Finding the Fourth Proportional to 3,257.64, 4,495.80 and 1,860.36

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Solution

The fourth proportional to 3,257.64, 4,495.80 and 1,860.36 is: 2,567.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,257.64 : 4,495.80 = 1,860.36 : x
  2. Step 2: Convert to fraction form
    3,257.64/4,495.80 = 1,860.36/x
  3. Step 3: Cross multiply
    3,257.64x = 4,495.80 × 1,860.36
  4. Step 4: Simplify right side
    3,257.64x = 8,363,806.49
  5. Step 5: Solve for x
    x = 8,363,806.49/3,257.64
  6. Step 6: Final answer
    x = 2,567.44

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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.