Home / 1,800.45-2,706.08-1,562.85

Finding the Fourth Proportional to 1,800.45, 2,706.08 and 1,562.85

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Solution

The fourth proportional to 1,800.45, 2,706.08 and 1,562.85 is: 2,348.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,800.45 : 2,706.08 = 1,562.85 : x
  2. Step 2: Convert to fraction form
    1,800.45/2,706.08 = 1,562.85/x
  3. Step 3: Cross multiply
    1,800.45x = 2,706.08 × 1,562.85
  4. Step 4: Simplify right side
    1,800.45x = 4,229,189.31
  5. Step 5: Solve for x
    x = 4,229,189.31/1,800.45
  6. Step 6: Final answer
    x = 2,348.96

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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.