Home / 1,723.06-2,572.92-1,353.70

Finding the Fourth Proportional to 1,723.06, 2,572.92 and 1,353.70

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Solution

The fourth proportional to 1,723.06, 2,572.92 and 1,353.70 is: 2,021.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,723.06 : 2,572.92 = 1,353.70 : x
  2. Step 2: Convert to fraction form
    1,723.06/2,572.92 = 1,353.70/x
  3. Step 3: Cross multiply
    1,723.06x = 2,572.92 × 1,353.70
  4. Step 4: Simplify right side
    1,723.06x = 3,482,961.80
  5. Step 5: Solve for x
    x = 3,482,961.80/1,723.06
  6. Step 6: Final answer
    x = 2,021.38

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.