Home / 3,528.88-5,289.34-1,677.44

Finding the Fourth Proportional to 3,528.88, 5,289.34 and 1,677.44

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Solution

The fourth proportional to 3,528.88, 5,289.34 and 1,677.44 is: 2,514.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,528.88 : 5,289.34 = 1,677.44 : x
  2. Step 2: Convert to fraction form
    3,528.88/5,289.34 = 1,677.44/x
  3. Step 3: Cross multiply
    3,528.88x = 5,289.34 × 1,677.44
  4. Step 4: Simplify right side
    3,528.88x = 8,872,550.49
  5. Step 5: Solve for x
    x = 8,872,550.49/3,528.88
  6. Step 6: Final answer
    x = 2,514.27

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1.5x scale

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.