Home / 2,038.73-2,813.46-1,199.47

Finding the Fourth Proportional to 2,038.73, 2,813.46 and 1,199.47

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Solution

The fourth proportional to 2,038.73, 2,813.46 and 1,199.47 is: 1,655.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,038.73 : 2,813.46 = 1,199.47 : x
  2. Step 2: Convert to fraction form
    2,038.73/2,813.46 = 1,199.47/x
  3. Step 3: Cross multiply
    2,038.73x = 2,813.46 × 1,199.47
  4. Step 4: Simplify right side
    2,038.73x = 3,374,649.33
  5. Step 5: Solve for x
    x = 3,374,649.33/2,038.73
  6. Step 6: Final answer
    x = 1,655.27

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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.