Home / 3,196.49-4,788.32-2,539.45

Finding the Fourth Proportional to 3,196.49, 4,788.32 and 2,539.45

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Solution

The fourth proportional to 3,196.49, 4,788.32 and 2,539.45 is: 3,804.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,196.49 : 4,788.32 = 2,539.45 : x
  2. Step 2: Convert to fraction form
    3,196.49/4,788.32 = 2,539.45/x
  3. Step 3: Cross multiply
    3,196.49x = 4,788.32 × 2,539.45
  4. Step 4: Simplify right side
    3,196.49x = 12,159,675.28
  5. Step 5: Solve for x
    x = 12,159,675.28/3,196.49
  6. Step 6: Final answer
    x = 3,804.07

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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.