Home / 2,279.08-3,415.28-1,757.24

Finding the Fourth Proportional to 2,279.08, 3,415.28 and 1,757.24

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Solution

The fourth proportional to 2,279.08, 3,415.28 and 1,757.24 is: 2,633.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,279.08 : 3,415.28 = 1,757.24 : x
  2. Step 2: Convert to fraction form
    2,279.08/3,415.28 = 1,757.24/x
  3. Step 3: Cross multiply
    2,279.08x = 3,415.28 × 1,757.24
  4. Step 4: Simplify right side
    2,279.08x = 6,001,466.63
  5. Step 5: Solve for x
    x = 6,001,466.63/2,279.08
  6. Step 6: Final answer
    x = 2,633.28

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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.