Home / 8,976.52-13,464.78-3,779.08

Finding the Fourth Proportional to 8,976.52, 13,464.78 and 3,779.08

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Solution

The fourth proportional to 8,976.52, 13,464.78 and 3,779.08 is: 5,668.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,976.52 : 13,464.78 = 3,779.08 : x
  2. Step 2: Convert to fraction form
    8,976.52/13,464.78 = 3,779.08/x
  3. Step 3: Cross multiply
    8,976.52x = 13,464.78 × 3,779.08
  4. Step 4: Simplify right side
    8,976.52x = 50,884,480.80
  5. Step 5: Solve for x
    x = 50,884,480.80/8,976.52
  6. Step 6: Final answer
    x = 5,668.62

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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.