Home / 6,514.61-9,771.77-1,584.28

Finding the Fourth Proportional to 6,514.61, 9,771.77 and 1,584.28

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Solution

The fourth proportional to 6,514.61, 9,771.77 and 1,584.28 is: 2,376.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,514.61 : 9,771.77 = 1,584.28 : x
  2. Step 2: Convert to fraction form
    6,514.61/9,771.77 = 1,584.28/x
  3. Step 3: Cross multiply
    6,514.61x = 9,771.77 × 1,584.28
  4. Step 4: Simplify right side
    6,514.61x = 15,481,219.78
  5. Step 5: Solve for x
    x = 15,481,219.78/6,514.61
  6. Step 6: Final answer
    x = 2,376.38

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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.