Home / 2,948.85-4,069.41-1,604.46

Finding the Fourth Proportional to 2,948.85, 4,069.41 and 1,604.46

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Solution

The fourth proportional to 2,948.85, 4,069.41 and 1,604.46 is: 2,214.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,948.85 : 4,069.41 = 1,604.46 : x
  2. Step 2: Convert to fraction form
    2,948.85/4,069.41 = 1,604.46/x
  3. Step 3: Cross multiply
    2,948.85x = 4,069.41 × 1,604.46
  4. Step 4: Simplify right side
    2,948.85x = 6,529,205.57
  5. Step 5: Solve for x
    x = 6,529,205.57/2,948.85
  6. Step 6: Final answer
    x = 2,214.15

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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.