Home / 1,922.24-2,652.18-1,624.70

Finding the Fourth Proportional to 1,922.24, 2,652.18 and 1,624.70

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Solution

The fourth proportional to 1,922.24, 2,652.18 and 1,624.70 is: 2,241.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,922.24 : 2,652.18 = 1,624.70 : x
  2. Step 2: Convert to fraction form
    1,922.24/2,652.18 = 1,624.70/x
  3. Step 3: Cross multiply
    1,922.24x = 2,652.18 × 1,624.70
  4. Step 4: Simplify right side
    1,922.24x = 4,308,996.85
  5. Step 5: Solve for x
    x = 4,308,996.85/1,922.24
  6. Step 6: Final answer
    x = 2,241.65

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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.