Home / 2,553.24-3,523.19-1,434.30

Finding the Fourth Proportional to 2,553.24, 3,523.19 and 1,434.30

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Solution

The fourth proportional to 2,553.24, 3,523.19 and 1,434.30 is: 1,979.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,553.24 : 3,523.19 = 1,434.30 : x
  2. Step 2: Convert to fraction form
    2,553.24/3,523.19 = 1,434.30/x
  3. Step 3: Cross multiply
    2,553.24x = 3,523.19 × 1,434.30
  4. Step 4: Simplify right side
    2,553.24x = 5,053,315.00
  5. Step 5: Solve for x
    x = 5,053,315.00/2,553.24
  6. Step 6: Final answer
    x = 1,979.18

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1.5x scale

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.