Home / 3,854.48-5,782.05-1,514.34

Finding the Fourth Proportional to 3,854.48, 5,782.05 and 1,514.34

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Solution

The fourth proportional to 3,854.48, 5,782.05 and 1,514.34 is: 2,271.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,854.48 : 5,782.05 = 1,514.34 : x
  2. Step 2: Convert to fraction form
    3,854.48/5,782.05 = 1,514.34/x
  3. Step 3: Cross multiply
    3,854.48x = 5,782.05 × 1,514.34
  4. Step 4: Simplify right side
    3,854.48x = 8,755,989.60
  5. Step 5: Solve for x
    x = 8,755,989.60/3,854.48
  6. Step 6: Final answer
    x = 2,271.64

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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.