Home / 8,673.56-13,022.49-5,376.68

Finding the Fourth Proportional to 8,673.56, 13,022.49 and 5,376.68

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Solution

The fourth proportional to 8,673.56, 13,022.49 and 5,376.68 is: 8,072.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,673.56 : 13,022.49 = 5,376.68 : x
  2. Step 2: Convert to fraction form
    8,673.56/13,022.49 = 5,376.68/x
  3. Step 3: Cross multiply
    8,673.56x = 13,022.49 × 5,376.68
  4. Step 4: Simplify right side
    8,673.56x = 70,017,761.53
  5. Step 5: Solve for x
    x = 70,017,761.53/8,673.56
  6. Step 6: Final answer
    x = 8,072.55

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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.