Home / 3,726.24-5,580.85-1,779.82

Finding the Fourth Proportional to 3,726.24, 5,580.85 and 1,779.82

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Solution

The fourth proportional to 3,726.24, 5,580.85 and 1,779.82 is: 2,665.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,726.24 : 5,580.85 = 1,779.82 : x
  2. Step 2: Convert to fraction form
    3,726.24/5,580.85 = 1,779.82/x
  3. Step 3: Cross multiply
    3,726.24x = 5,580.85 × 1,779.82
  4. Step 4: Simplify right side
    3,726.24x = 9,932,908.45
  5. Step 5: Solve for x
    x = 9,932,908.45/3,726.24
  6. Step 6: Final answer
    x = 2,665.67

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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.