Home / 6,514.39-9,771.49-1,584.01

Finding the Fourth Proportional to 6,514.39, 9,771.49 and 1,584.01

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Solution

The fourth proportional to 6,514.39, 9,771.49 and 1,584.01 is: 2,375.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,514.39 : 9,771.49 = 1,584.01 : x
  2. Step 2: Convert to fraction form
    6,514.39/9,771.49 = 1,584.01/x
  3. Step 3: Cross multiply
    6,514.39x = 9,771.49 × 1,584.01
  4. Step 4: Simplify right side
    6,514.39x = 15,478,137.87
  5. Step 5: Solve for x
    x = 15,478,137.87/6,514.39
  6. Step 6: Final answer
    x = 2,375.99

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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.