Home / 2,644.21-3,652.01-1,803.48

Finding the Fourth Proportional to 2,644.21, 3,652.01 and 1,803.48

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Solution

The fourth proportional to 2,644.21, 3,652.01 and 1,803.48 is: 2,490.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,644.21 : 3,652.01 = 1,803.48 : x
  2. Step 2: Convert to fraction form
    2,644.21/3,652.01 = 1,803.48/x
  3. Step 3: Cross multiply
    2,644.21x = 3,652.01 × 1,803.48
  4. Step 4: Simplify right side
    2,644.21x = 6,586,326.99
  5. Step 5: Solve for x
    x = 6,586,326.99/2,644.21
  6. Step 6: Final answer
    x = 2,490.85

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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.