Home / 2,035.70-2,808.22-1,327.49

Finding the Fourth Proportional to 2,035.70, 2,808.22 and 1,327.49

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Solution

The fourth proportional to 2,035.70, 2,808.22 and 1,327.49 is: 1,831.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,035.70 : 2,808.22 = 1,327.49 : x
  2. Step 2: Convert to fraction form
    2,035.70/2,808.22 = 1,327.49/x
  3. Step 3: Cross multiply
    2,035.70x = 2,808.22 × 1,327.49
  4. Step 4: Simplify right side
    2,035.70x = 3,727,883.97
  5. Step 5: Solve for x
    x = 3,727,883.97/2,035.70
  6. Step 6: Final answer
    x = 1,831.25

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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.