Home / 4,335.81-6,502.97-1,215.09

Finding the Fourth Proportional to 4,335.81, 6,502.97 and 1,215.09

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Solution

The fourth proportional to 4,335.81, 6,502.97 and 1,215.09 is: 1,822.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,335.81 : 6,502.97 = 1,215.09 : x
  2. Step 2: Convert to fraction form
    4,335.81/6,502.97 = 1,215.09/x
  3. Step 3: Cross multiply
    4,335.81x = 6,502.97 × 1,215.09
  4. Step 4: Simplify right side
    4,335.81x = 7,901,716.66
  5. Step 5: Solve for x
    x = 7,901,716.66/4,335.81
  6. Step 6: Final answer
    x = 1,822.43

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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.