Home / 2,776.56-4,163.76-1,459.92

Finding the Fourth Proportional to 2,776.56, 4,163.76 and 1,459.92

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Solution

The fourth proportional to 2,776.56, 4,163.76 and 1,459.92 is: 2,189.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,776.56 : 4,163.76 = 1,459.92 : x
  2. Step 2: Convert to fraction form
    2,776.56/4,163.76 = 1,459.92/x
  3. Step 3: Cross multiply
    2,776.56x = 4,163.76 × 1,459.92
  4. Step 4: Simplify right side
    2,776.56x = 6,078,756.50
  5. Step 5: Solve for x
    x = 6,078,756.50/2,776.56
  6. Step 6: Final answer
    x = 2,189.31

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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.