Home / 4,669.21-7,003.82-1,382.59

Finding the Fourth Proportional to 4,669.21, 7,003.82 and 1,382.59

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Solution

The fourth proportional to 4,669.21, 7,003.82 and 1,382.59 is: 2,073.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,669.21 : 7,003.82 = 1,382.59 : x
  2. Step 2: Convert to fraction form
    4,669.21/7,003.82 = 1,382.59/x
  3. Step 3: Cross multiply
    4,669.21x = 7,003.82 × 1,382.59
  4. Step 4: Simplify right side
    4,669.21x = 9,683,411.49
  5. Step 5: Solve for x
    x = 9,683,411.49/4,669.21
  6. Step 6: Final answer
    x = 2,073.89

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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.