Home / 2,074.33-2,863.18-1,330.28

Finding the Fourth Proportional to 2,074.33, 2,863.18 and 1,330.28

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Solution

The fourth proportional to 2,074.33, 2,863.18 and 1,330.28 is: 1,836.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,074.33 : 2,863.18 = 1,330.28 : x
  2. Step 2: Convert to fraction form
    2,074.33/2,863.18 = 1,330.28/x
  3. Step 3: Cross multiply
    2,074.33x = 2,863.18 × 1,330.28
  4. Step 4: Simplify right side
    2,074.33x = 3,808,831.09
  5. Step 5: Solve for x
    x = 3,808,831.09/2,074.33
  6. Step 6: Final answer
    x = 1,836.17

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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.