Home / 2,856.34-4,276.26-1,757.38

Finding the Fourth Proportional to 2,856.34, 4,276.26 and 1,757.38

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Solution

The fourth proportional to 2,856.34, 4,276.26 and 1,757.38 is: 2,630.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,856.34 : 4,276.26 = 1,757.38 : x
  2. Step 2: Convert to fraction form
    2,856.34/4,276.26 = 1,757.38/x
  3. Step 3: Cross multiply
    2,856.34x = 4,276.26 × 1,757.38
  4. Step 4: Simplify right side
    2,856.34x = 7,515,013.80
  5. Step 5: Solve for x
    x = 7,515,013.80/2,856.34
  6. Step 6: Final answer
    x = 2,630.99

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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.