Home / 3,726.29-5,585.76-1,779.86

Finding the Fourth Proportional to 3,726.29, 5,585.76 and 1,779.86

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Solution

The fourth proportional to 3,726.29, 5,585.76 and 1,779.86 is: 2,668.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,726.29 : 5,585.76 = 1,779.86 : x
  2. Step 2: Convert to fraction form
    3,726.29/5,585.76 = 1,779.86/x
  3. Step 3: Cross multiply
    3,726.29x = 5,585.76 × 1,779.86
  4. Step 4: Simplify right side
    3,726.29x = 9,941,842.86
  5. Step 5: Solve for x
    x = 9,941,842.86/3,726.29
  6. Step 6: Final answer
    x = 2,668.03

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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.