Home / 2,565.90-3,847.23-1,104.66

Finding the Fourth Proportional to 2,565.90, 3,847.23 and 1,104.66

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Solution

The fourth proportional to 2,565.90, 3,847.23 and 1,104.66 is: 1,656.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,565.90 : 3,847.23 = 1,104.66 : x
  2. Step 2: Convert to fraction form
    2,565.90/3,847.23 = 1,104.66/x
  3. Step 3: Cross multiply
    2,565.90x = 3,847.23 × 1,104.66
  4. Step 4: Simplify right side
    2,565.90x = 4,249,881.09
  5. Step 5: Solve for x
    x = 4,249,881.09/2,565.90
  6. Step 6: Final answer
    x = 1,656.29

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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.