Home / 5,780.58-8,668.99-1,884.07

Finding the Fourth Proportional to 5,780.58, 8,668.99 and 1,884.07

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Solution

The fourth proportional to 5,780.58, 8,668.99 and 1,884.07 is: 2,825.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,780.58 : 8,668.99 = 1,884.07 : x
  2. Step 2: Convert to fraction form
    5,780.58/8,668.99 = 1,884.07/x
  3. Step 3: Cross multiply
    5,780.58x = 8,668.99 × 1,884.07
  4. Step 4: Simplify right side
    5,780.58x = 16,332,983.99
  5. Step 5: Solve for x
    x = 16,332,983.99/5,780.58
  6. Step 6: Final answer
    x = 2,825.49

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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.