Home / 7,514.21-11,270.77-3,354.59

Finding the Fourth Proportional to 7,514.21, 11,270.77 and 3,354.59

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Solution

The fourth proportional to 7,514.21, 11,270.77 and 3,354.59 is: 5,031.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,514.21 : 11,270.77 = 3,354.59 : x
  2. Step 2: Convert to fraction form
    7,514.21/11,270.77 = 3,354.59/x
  3. Step 3: Cross multiply
    7,514.21x = 11,270.77 × 3,354.59
  4. Step 4: Simplify right side
    7,514.21x = 37,808,747.59
  5. Step 5: Solve for x
    x = 37,808,747.59/7,514.21
  6. Step 6: Final answer
    x = 5,031.64

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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.