Home / 3,246.21-4,868.78-1,054.62

Finding the Fourth Proportional to 3,246.21, 4,868.78 and 1,054.62

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Solution

The fourth proportional to 3,246.21, 4,868.78 and 1,054.62 is: 1,581.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,246.21 : 4,868.78 = 1,054.62 : x
  2. Step 2: Convert to fraction form
    3,246.21/4,868.78 = 1,054.62/x
  3. Step 3: Cross multiply
    3,246.21x = 4,868.78 × 1,054.62
  4. Step 4: Simplify right side
    3,246.21x = 5,134,707.49
  5. Step 5: Solve for x
    x = 5,134,707.49/3,246.21
  6. Step 6: Final answer
    x = 1,581.75

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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.