Home / 3,364.84-5,048.34-1,284.76

Finding the Fourth Proportional to 3,364.84, 5,048.34 and 1,284.76

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Solution

The fourth proportional to 3,364.84, 5,048.34 and 1,284.76 is: 1,927.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,364.84 : 5,048.34 = 1,284.76 : x
  2. Step 2: Convert to fraction form
    3,364.84/5,048.34 = 1,284.76/x
  3. Step 3: Cross multiply
    3,364.84x = 5,048.34 × 1,284.76
  4. Step 4: Simplify right side
    3,364.84x = 6,485,905.30
  5. Step 5: Solve for x
    x = 6,485,905.30/3,364.84
  6. Step 6: Final answer
    x = 1,927.55

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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.