Home / 3,298.15-4,551.43-1,806.05

Finding the Fourth Proportional to 3,298.15, 4,551.43 and 1,806.05

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Solution

The fourth proportional to 3,298.15, 4,551.43 and 1,806.05 is: 2,492.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,298.15 : 4,551.43 = 1,806.05 : x
  2. Step 2: Convert to fraction form
    3,298.15/4,551.43 = 1,806.05/x
  3. Step 3: Cross multiply
    3,298.15x = 4,551.43 × 1,806.05
  4. Step 4: Simplify right side
    3,298.15x = 8,220,110.15
  5. Step 5: Solve for x
    x = 8,220,110.15/3,298.15
  6. Step 6: Final answer
    x = 2,492.34

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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.