Home / 6,514.56-9,771.30-1,834.20

Finding the Fourth Proportional to 6,514.56, 9,771.30 and 1,834.20

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Solution

The fourth proportional to 6,514.56, 9,771.30 and 1,834.20 is: 2,751.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,514.56 : 9,771.30 = 1,834.20 : x
  2. Step 2: Convert to fraction form
    6,514.56/9,771.30 = 1,834.20/x
  3. Step 3: Cross multiply
    6,514.56x = 9,771.30 × 1,834.20
  4. Step 4: Simplify right side
    6,514.56x = 17,922,518.46
  5. Step 5: Solve for x
    x = 17,922,518.46/6,514.56
  6. Step 6: Final answer
    x = 2,751.15

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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.