Home / 3,216.30-4,822.14-1,460.42

Finding the Fourth Proportional to 3,216.30, 4,822.14 and 1,460.42

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Solution

The fourth proportional to 3,216.30, 4,822.14 and 1,460.42 is: 2,189.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,216.30 : 4,822.14 = 1,460.42 : x
  2. Step 2: Convert to fraction form
    3,216.30/4,822.14 = 1,460.42/x
  3. Step 3: Cross multiply
    3,216.30x = 4,822.14 × 1,460.42
  4. Step 4: Simplify right side
    3,216.30x = 7,042,340.93
  5. Step 5: Solve for x
    x = 7,042,340.93/3,216.30
  6. Step 6: Final answer
    x = 2,189.58

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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.