Home / 1,722.14-2,583.60-567.90

Finding the Fourth Proportional to 1,722.14, 2,583.60 and 567.90

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Solution

The fourth proportional to 1,722.14, 2,583.60 and 567.90 is: 851.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,722.14 : 2,583.60 = 567.90 : x
  2. Step 2: Convert to fraction form
    1,722.14/2,583.60 = 567.90/x
  3. Step 3: Cross multiply
    1,722.14x = 2,583.60 × 567.90
  4. Step 4: Simplify right side
    1,722.14x = 1,467,226.44
  5. Step 5: Solve for x
    x = 1,467,226.44/1,722.14
  6. Step 6: Final answer
    x = 851.98

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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.