Home / 3,284.12-4,929.32-1,206.14

Finding the Fourth Proportional to 3,284.12, 4,929.32 and 1,206.14

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Solution

The fourth proportional to 3,284.12, 4,929.32 and 1,206.14 is: 1,810.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,284.12 : 4,929.32 = 1,206.14 : x
  2. Step 2: Convert to fraction form
    3,284.12/4,929.32 = 1,206.14/x
  3. Step 3: Cross multiply
    3,284.12x = 4,929.32 × 1,206.14
  4. Step 4: Simplify right side
    3,284.12x = 5,945,428.39
  5. Step 5: Solve for x
    x = 5,945,428.39/3,284.12
  6. Step 6: Final answer
    x = 1,810.36

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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.