Home / 1,623.28-2,240.88-1,232.08

Finding the Fourth Proportional to 1,623.28, 2,240.88 and 1,232.08

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Solution

The fourth proportional to 1,623.28, 2,240.88 and 1,232.08 is: 1,700.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623.28 : 2,240.88 = 1,232.08 : x
  2. Step 2: Convert to fraction form
    1,623.28/2,240.88 = 1,232.08/x
  3. Step 3: Cross multiply
    1,623.28x = 2,240.88 × 1,232.08
  4. Step 4: Simplify right side
    1,623.28x = 2,760,943.43
  5. Step 5: Solve for x
    x = 2,760,943.43/1,623.28
  6. Step 6: Final answer
    x = 1,700.84

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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.