Home / 1,717.10-2,572.82-1,353.50

Finding the Fourth Proportional to 1,717.10, 2,572.82 and 1,353.50

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Solution

The fourth proportional to 1,717.10, 2,572.82 and 1,353.50 is: 2,028.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,717.10 : 2,572.82 = 1,353.50 : x
  2. Step 2: Convert to fraction form
    1,717.10/2,572.82 = 1,353.50/x
  3. Step 3: Cross multiply
    1,717.10x = 2,572.82 × 1,353.50
  4. Step 4: Simplify right side
    1,717.10x = 3,482,311.87
  5. Step 5: Solve for x
    x = 3,482,311.87/1,717.10
  6. Step 6: Final answer
    x = 2,028.02

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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.