Home / 8,619.02-12,928.53-2,463.02

Finding the Fourth Proportional to 8,619.02, 12,928.53 and 2,463.02

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Solution

The fourth proportional to 8,619.02, 12,928.53 and 2,463.02 is: 3,694.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,619.02 : 12,928.53 = 2,463.02 : x
  2. Step 2: Convert to fraction form
    8,619.02/12,928.53 = 2,463.02/x
  3. Step 3: Cross multiply
    8,619.02x = 12,928.53 × 2,463.02
  4. Step 4: Simplify right side
    8,619.02x = 31,843,227.96
  5. Step 5: Solve for x
    x = 31,843,227.96/8,619.02
  6. Step 6: Final answer
    x = 3,694.53

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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.