Home / 7,207.96-10,808.88-2,824.72

Finding the Fourth Proportional to 7,207.96, 10,808.88 and 2,824.72

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Solution

The fourth proportional to 7,207.96, 10,808.88 and 2,824.72 is: 4,235.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,207.96 : 10,808.88 = 2,824.72 : x
  2. Step 2: Convert to fraction form
    7,207.96/10,808.88 = 2,824.72/x
  3. Step 3: Cross multiply
    7,207.96x = 10,808.88 × 2,824.72
  4. Step 4: Simplify right side
    7,207.96x = 30,532,059.51
  5. Step 5: Solve for x
    x = 30,532,059.51/7,207.96
  6. Step 6: Final answer
    x = 4,235.88

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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.