Home / 2,798.09-4,193.01-2,490.53

Finding the Fourth Proportional to 2,798.09, 4,193.01 and 2,490.53

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Solution

The fourth proportional to 2,798.09, 4,193.01 and 2,490.53 is: 3,732.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,798.09 : 4,193.01 = 2,490.53 : x
  2. Step 2: Convert to fraction form
    2,798.09/4,193.01 = 2,490.53/x
  3. Step 3: Cross multiply
    2,798.09x = 4,193.01 × 2,490.53
  4. Step 4: Simplify right side
    2,798.09x = 10,442,817.20
  5. Step 5: Solve for x
    x = 10,442,817.20/2,798.09
  6. Step 6: Final answer
    x = 3,732.12

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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.