Home / 4,456.64-6,675-2,988.80

Finding the Fourth Proportional to 4,456.64, 6,675 and 2,988.80

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Solution

The fourth proportional to 4,456.64, 6,675 and 2,988.80 is: 4,476.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,456.64 : 6,675 = 2,988.80 : x
  2. Step 2: Convert to fraction form
    4,456.64/6,675 = 2,988.80/x
  3. Step 3: Cross multiply
    4,456.64x = 6,675 × 2,988.80
  4. Step 4: Simplify right side
    4,456.64x = 19,950,240
  5. Step 5: Solve for x
    x = 19,950,240/4,456.64
  6. Step 6: Final answer
    x = 4,476.52

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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.