Home / 6,514.21-9,770.55-1,834.57

Finding the Fourth Proportional to 6,514.21, 9,770.55 and 1,834.57

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Solution

The fourth proportional to 6,514.21, 9,770.55 and 1,834.57 is: 2,751.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,514.21 : 9,770.55 = 1,834.57 : x
  2. Step 2: Convert to fraction form
    6,514.21/9,770.55 = 1,834.57/x
  3. Step 3: Cross multiply
    6,514.21x = 9,770.55 × 1,834.57
  4. Step 4: Simplify right side
    6,514.21x = 17,924,757.91
  5. Step 5: Solve for x
    x = 17,924,757.91/6,514.21
  6. Step 6: Final answer
    x = 2,751.64

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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.