Home / 4,821.21-6,653.57-2,725.34

Finding the Fourth Proportional to 4,821.21, 6,653.57 and 2,725.34

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Solution

The fourth proportional to 4,821.21, 6,653.57 and 2,725.34 is: 3,761.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,821.21 : 6,653.57 = 2,725.34 : x
  2. Step 2: Convert to fraction form
    4,821.21/6,653.57 = 2,725.34/x
  3. Step 3: Cross multiply
    4,821.21x = 6,653.57 × 2,725.34
  4. Step 4: Simplify right side
    4,821.21x = 18,133,193.57
  5. Step 5: Solve for x
    x = 18,133,193.57/4,821.21
  6. Step 6: Final answer
    x = 3,761.13

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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.