Home / 4,918.28-7,377.15-1,996.88

Finding the Fourth Proportional to 4,918.28, 7,377.15 and 1,996.88

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Solution

The fourth proportional to 4,918.28, 7,377.15 and 1,996.88 is: 2,995.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,918.28 : 7,377.15 = 1,996.88 : x
  2. Step 2: Convert to fraction form
    4,918.28/7,377.15 = 1,996.88/x
  3. Step 3: Cross multiply
    4,918.28x = 7,377.15 × 1,996.88
  4. Step 4: Simplify right side
    4,918.28x = 14,731,283.29
  5. Step 5: Solve for x
    x = 14,731,283.29/4,918.28
  6. Step 6: Final answer
    x = 2,995.21

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1.5x scale

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.