Home / 4,072.68-5,620.86-2,304.99

Finding the Fourth Proportional to 4,072.68, 5,620.86 and 2,304.99

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Solution

The fourth proportional to 4,072.68, 5,620.86 and 2,304.99 is: 3,181.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,072.68 : 5,620.86 = 2,304.99 : x
  2. Step 2: Convert to fraction form
    4,072.68/5,620.86 = 2,304.99/x
  3. Step 3: Cross multiply
    4,072.68x = 5,620.86 × 2,304.99
  4. Step 4: Simplify right side
    4,072.68x = 12,956,026.09
  5. Step 5: Solve for x
    x = 12,956,026.09/4,072.68
  6. Step 6: Final answer
    x = 3,181.20

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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.