Home / 3,206.42-4,809.58-1,015.14

Finding the Fourth Proportional to 3,206.42, 4,809.58 and 1,015.14

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Solution

The fourth proportional to 3,206.42, 4,809.58 and 1,015.14 is: 1,522.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,206.42 : 4,809.58 = 1,015.14 : x
  2. Step 2: Convert to fraction form
    3,206.42/4,809.58 = 1,015.14/x
  3. Step 3: Cross multiply
    3,206.42x = 4,809.58 × 1,015.14
  4. Step 4: Simplify right side
    3,206.42x = 4,882,410.64
  5. Step 5: Solve for x
    x = 4,882,410.64/3,206.42
  6. Step 6: Final answer
    x = 1,522.70

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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.