Home / 3,246.58-4,866.38-1,398.57

Finding the Fourth Proportional to 3,246.58, 4,866.38 and 1,398.57

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Solution

The fourth proportional to 3,246.58, 4,866.38 and 1,398.57 is: 2,096.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,246.58 : 4,866.38 = 1,398.57 : x
  2. Step 2: Convert to fraction form
    3,246.58/4,866.38 = 1,398.57/x
  3. Step 3: Cross multiply
    3,246.58x = 4,866.38 × 1,398.57
  4. Step 4: Simplify right side
    3,246.58x = 6,805,953.08
  5. Step 5: Solve for x
    x = 6,805,953.08/3,246.58
  6. Step 6: Final answer
    x = 2,096.34

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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.