Home / 3,490.02-5,231.25-2,449.98

Finding the Fourth Proportional to 3,490.02, 5,231.25 and 2,449.98

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Solution

The fourth proportional to 3,490.02, 5,231.25 and 2,449.98 is: 3,672.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,490.02 : 5,231.25 = 2,449.98 : x
  2. Step 2: Convert to fraction form
    3,490.02/5,231.25 = 2,449.98/x
  3. Step 3: Cross multiply
    3,490.02x = 5,231.25 × 2,449.98
  4. Step 4: Simplify right side
    3,490.02x = 12,816,457.88
  5. Step 5: Solve for x
    x = 12,816,457.88/3,490.02
  6. Step 6: Final answer
    x = 3,672.32

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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.