Home / 3,298.54-4,551.88-1,806.42

Finding the Fourth Proportional to 3,298.54, 4,551.88 and 1,806.42

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Solution

The fourth proportional to 3,298.54, 4,551.88 and 1,806.42 is: 2,492.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,298.54 : 4,551.88 = 1,806.42 : x
  2. Step 2: Convert to fraction form
    3,298.54/4,551.88 = 1,806.42/x
  3. Step 3: Cross multiply
    3,298.54x = 4,551.88 × 1,806.42
  4. Step 4: Simplify right side
    3,298.54x = 8,222,607.07
  5. Step 5: Solve for x
    x = 8,222,607.07/3,298.54
  6. Step 6: Final answer
    x = 2,492.80

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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.