Home / 2,038.44-2,814.30-1,293.48

Finding the Fourth Proportional to 2,038.44, 2,814.30 and 1,293.48

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Solution

The fourth proportional to 2,038.44, 2,814.30 and 1,293.48 is: 1,785.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,038.44 : 2,814.30 = 1,293.48 : x
  2. Step 2: Convert to fraction form
    2,038.44/2,814.30 = 1,293.48/x
  3. Step 3: Cross multiply
    2,038.44x = 2,814.30 × 1,293.48
  4. Step 4: Simplify right side
    2,038.44x = 3,640,240.76
  5. Step 5: Solve for x
    x = 3,640,240.76/2,038.44
  6. Step 6: Final answer
    x = 1,785.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.