Home / 3,234.84-4,465.14-2,116.48

Finding the Fourth Proportional to 3,234.84, 4,465.14 and 2,116.48

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Solution

The fourth proportional to 3,234.84, 4,465.14 and 2,116.48 is: 2,921.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,234.84 : 4,465.14 = 2,116.48 : x
  2. Step 2: Convert to fraction form
    3,234.84/4,465.14 = 2,116.48/x
  3. Step 3: Cross multiply
    3,234.84x = 4,465.14 × 2,116.48
  4. Step 4: Simplify right side
    3,234.84x = 9,450,379.51
  5. Step 5: Solve for x
    x = 9,450,379.51/3,234.84
  6. Step 6: Final answer
    x = 2,921.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.