Home / 3,298.40-4,551.83-1,806.29

Finding the Fourth Proportional to 3,298.40, 4,551.83 and 1,806.29

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Solution

The fourth proportional to 3,298.40, 4,551.83 and 1,806.29 is: 2,492.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,298.40 : 4,551.83 = 1,806.29 : x
  2. Step 2: Convert to fraction form
    3,298.40/4,551.83 = 1,806.29/x
  3. Step 3: Cross multiply
    3,298.40x = 4,551.83 × 1,806.29
  4. Step 4: Simplify right side
    3,298.40x = 8,221,893.22
  5. Step 5: Solve for x
    x = 8,221,893.22/3,298.40
  6. Step 6: Final answer
    x = 2,492.70

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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.