Home / 4,914.25-7,371.38-1,266.25

Finding the Fourth Proportional to 4,914.25, 7,371.38 and 1,266.25

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Solution

The fourth proportional to 4,914.25, 7,371.38 and 1,266.25 is: 1,899.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,914.25 : 7,371.38 = 1,266.25 : x
  2. Step 2: Convert to fraction form
    4,914.25/7,371.38 = 1,266.25/x
  3. Step 3: Cross multiply
    4,914.25x = 7,371.38 × 1,266.25
  4. Step 4: Simplify right side
    4,914.25x = 9,334,003.59
  5. Step 5: Solve for x
    x = 9,334,003.59/4,914.25
  6. Step 6: Final answer
    x = 1,899.38

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Double scale
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Similar ratio
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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.