Home / 3,354.52-5,031.51-1,379.59

Finding the Fourth Proportional to 3,354.52, 5,031.51 and 1,379.59

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Solution

The fourth proportional to 3,354.52, 5,031.51 and 1,379.59 is: 2,069.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,354.52 : 5,031.51 = 1,379.59 : x
  2. Step 2: Convert to fraction form
    3,354.52/5,031.51 = 1,379.59/x
  3. Step 3: Cross multiply
    3,354.52x = 5,031.51 × 1,379.59
  4. Step 4: Simplify right side
    3,354.52x = 6,941,420.88
  5. Step 5: Solve for x
    x = 6,941,420.88/3,354.52
  6. Step 6: Final answer
    x = 2,069.27

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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.