Home / 3,308.84-4,959.47-1,358.63

Finding the Fourth Proportional to 3,308.84, 4,959.47 and 1,358.63

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Solution

The fourth proportional to 3,308.84, 4,959.47 and 1,358.63 is: 2,036.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,308.84 : 4,959.47 = 1,358.63 : x
  2. Step 2: Convert to fraction form
    3,308.84/4,959.47 = 1,358.63/x
  3. Step 3: Cross multiply
    3,308.84x = 4,959.47 × 1,358.63
  4. Step 4: Simplify right side
    3,308.84x = 6,738,053.14
  5. Step 5: Solve for x
    x = 6,738,053.14/3,308.84
  6. Step 6: Final answer
    x = 2,036.38

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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.