Home / 2,764.46-4,147.50-1,303.76

Finding the Fourth Proportional to 2,764.46, 4,147.50 and 1,303.76

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Solution

The fourth proportional to 2,764.46, 4,147.50 and 1,303.76 is: 1,956.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,764.46 : 4,147.50 = 1,303.76 : x
  2. Step 2: Convert to fraction form
    2,764.46/4,147.50 = 1,303.76/x
  3. Step 3: Cross multiply
    2,764.46x = 4,147.50 × 1,303.76
  4. Step 4: Simplify right side
    2,764.46x = 5,407,344.60
  5. Step 5: Solve for x
    x = 5,407,344.60/2,764.46
  6. Step 6: Final answer
    x = 1,956.02

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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.