Home / 3,309.84-4,969.52-2,903.90

Finding the Fourth Proportional to 3,309.84, 4,969.52 and 2,903.90

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Solution

The fourth proportional to 3,309.84, 4,969.52 and 2,903.90 is: 4,360.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,309.84 : 4,969.52 = 2,903.90 : x
  2. Step 2: Convert to fraction form
    3,309.84/4,969.52 = 2,903.90/x
  3. Step 3: Cross multiply
    3,309.84x = 4,969.52 × 2,903.90
  4. Step 4: Simplify right side
    3,309.84x = 14,430,989.13
  5. Step 5: Solve for x
    x = 14,430,989.13/3,309.84
  6. Step 6: Final answer
    x = 4,360.03

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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.