Home / 7,516.12-11,274.20-2,895.88

Finding the Fourth Proportional to 7,516.12, 11,274.20 and 2,895.88

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Solution

The fourth proportional to 7,516.12, 11,274.20 and 2,895.88 is: 4,343.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,516.12 : 11,274.20 = 2,895.88 : x
  2. Step 2: Convert to fraction form
    7,516.12/11,274.20 = 2,895.88/x
  3. Step 3: Cross multiply
    7,516.12x = 11,274.20 × 2,895.88
  4. Step 4: Simplify right side
    7,516.12x = 32,648,730.30
  5. Step 5: Solve for x
    x = 32,648,730.30/7,516.12
  6. Step 6: Final answer
    x = 4,343.83

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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.