Home / 5,778.36-8,668.62-1,883.88

Finding the Fourth Proportional to 5,778.36, 8,668.62 and 1,883.88

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Solution

The fourth proportional to 5,778.36, 8,668.62 and 1,883.88 is: 2,826.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,778.36 : 8,668.62 = 1,883.88 : x
  2. Step 2: Convert to fraction form
    5,778.36/8,668.62 = 1,883.88/x
  3. Step 3: Cross multiply
    5,778.36x = 8,668.62 × 1,883.88
  4. Step 4: Simplify right side
    5,778.36x = 16,330,639.85
  5. Step 5: Solve for x
    x = 16,330,639.85/5,778.36
  6. Step 6: Final answer
    x = 2,826.17

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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.