Home / 3,290.50-4,541.44-1,892.98

Finding the Fourth Proportional to 3,290.50, 4,541.44 and 1,892.98

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Solution

The fourth proportional to 3,290.50, 4,541.44 and 1,892.98 is: 2,612.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,290.50 : 4,541.44 = 1,892.98 : x
  2. Step 2: Convert to fraction form
    3,290.50/4,541.44 = 1,892.98/x
  3. Step 3: Cross multiply
    3,290.50x = 4,541.44 × 1,892.98
  4. Step 4: Simplify right side
    3,290.50x = 8,596,855.09
  5. Step 5: Solve for x
    x = 8,596,855.09/3,290.50
  6. Step 6: Final answer
    x = 2,612.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.