Home / 2,840.18-4,260.33-892.53

Finding the Fourth Proportional to 2,840.18, 4,260.33 and 892.53

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Solution

The fourth proportional to 2,840.18, 4,260.33 and 892.53 is: 1,338.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,840.18 : 4,260.33 = 892.53 : x
  2. Step 2: Convert to fraction form
    2,840.18/4,260.33 = 892.53/x
  3. Step 3: Cross multiply
    2,840.18x = 4,260.33 × 892.53
  4. Step 4: Simplify right side
    2,840.18x = 3,802,472.33
  5. Step 5: Solve for x
    x = 3,802,472.33/2,840.18
  6. Step 6: Final answer
    x = 1,338.82

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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.