Home / 4,351.76-6,528.02-1,231.80

Finding the Fourth Proportional to 4,351.76, 6,528.02 and 1,231.80

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Solution

The fourth proportional to 4,351.76, 6,528.02 and 1,231.80 is: 1,847.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,351.76 : 6,528.02 = 1,231.80 : x
  2. Step 2: Convert to fraction form
    4,351.76/6,528.02 = 1,231.80/x
  3. Step 3: Cross multiply
    4,351.76x = 6,528.02 × 1,231.80
  4. Step 4: Simplify right side
    4,351.76x = 8,041,215.04
  5. Step 5: Solve for x
    x = 8,041,215.04/4,351.76
  6. Step 6: Final answer
    x = 1,847.81

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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.