Home / 1,273.44-1,899.84-1,244.16

Finding the Fourth Proportional to 1,273.44, 1,899.84 and 1,244.16

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Solution

The fourth proportional to 1,273.44, 1,899.84 and 1,244.16 is: 1,856.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273.44 : 1,899.84 = 1,244.16 : x
  2. Step 2: Convert to fraction form
    1,273.44/1,899.84 = 1,244.16/x
  3. Step 3: Cross multiply
    1,273.44x = 1,899.84 × 1,244.16
  4. Step 4: Simplify right side
    1,273.44x = 2,363,704.93
  5. Step 5: Solve for x
    x = 2,363,704.93/1,273.44
  6. Step 6: Final answer
    x = 1,856.16

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.