Home / 1,949.84-2,925.96-1,084.76

Finding the Fourth Proportional to 1,949.84, 2,925.96 and 1,084.76

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Solution

The fourth proportional to 1,949.84, 2,925.96 and 1,084.76 is: 1,627.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,949.84 : 2,925.96 = 1,084.76 : x
  2. Step 2: Convert to fraction form
    1,949.84/2,925.96 = 1,084.76/x
  3. Step 3: Cross multiply
    1,949.84x = 2,925.96 × 1,084.76
  4. Step 4: Simplify right side
    1,949.84x = 3,173,964.37
  5. Step 5: Solve for x
    x = 3,173,964.37/1,949.84
  6. Step 6: Final answer
    x = 1,627.81

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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.