Home / 3,205.71-4,808.81-1,232.28

Finding the Fourth Proportional to 3,205.71, 4,808.81 and 1,232.28

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Solution

The fourth proportional to 3,205.71, 4,808.81 and 1,232.28 is: 1,848.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,205.71 : 4,808.81 = 1,232.28 : x
  2. Step 2: Convert to fraction form
    3,205.71/4,808.81 = 1,232.28/x
  3. Step 3: Cross multiply
    3,205.71x = 4,808.81 × 1,232.28
  4. Step 4: Simplify right side
    3,205.71x = 5,925,800.39
  5. Step 5: Solve for x
    x = 5,925,800.39/3,205.71
  6. Step 6: Final answer
    x = 1,848.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.