Home / 6,514.23-9,771.80-2,618.63

Finding the Fourth Proportional to 6,514.23, 9,771.80 and 2,618.63

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Solution

The fourth proportional to 6,514.23, 9,771.80 and 2,618.63 is: 3,928.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,514.23 : 9,771.80 = 2,618.63 : x
  2. Step 2: Convert to fraction form
    6,514.23/9,771.80 = 2,618.63/x
  3. Step 3: Cross multiply
    6,514.23x = 9,771.80 × 2,618.63
  4. Step 4: Simplify right side
    6,514.23x = 25,588,666.68
  5. Step 5: Solve for x
    x = 25,588,666.68/6,514.23
  6. Step 6: Final answer
    x = 3,928.12

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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.