Home / 6,903.68-10,359.76-2,742.96

Finding the Fourth Proportional to 6,903.68, 10,359.76 and 2,742.96

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Solution

The fourth proportional to 6,903.68, 10,359.76 and 2,742.96 is: 4,116.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,903.68 : 10,359.76 = 2,742.96 : x
  2. Step 2: Convert to fraction form
    6,903.68/10,359.76 = 2,742.96/x
  3. Step 3: Cross multiply
    6,903.68x = 10,359.76 × 2,742.96
  4. Step 4: Simplify right side
    6,903.68x = 28,416,407.29
  5. Step 5: Solve for x
    x = 28,416,407.29/6,903.68
  6. Step 6: Final answer
    x = 4,116.12

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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.