Home / 8,789.93-13,185.03-2,866.79

Finding the Fourth Proportional to 8,789.93, 13,185.03 and 2,866.79

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Solution

The fourth proportional to 8,789.93, 13,185.03 and 2,866.79 is: 4,300.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,789.93 : 13,185.03 = 2,866.79 : x
  2. Step 2: Convert to fraction form
    8,789.93/13,185.03 = 2,866.79/x
  3. Step 3: Cross multiply
    8,789.93x = 13,185.03 × 2,866.79
  4. Step 4: Simplify right side
    8,789.93x = 37,798,753.35
  5. Step 5: Solve for x
    x = 37,798,753.35/8,789.93
  6. Step 6: Final answer
    x = 4,300.23

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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.