Home / 8,592.19-12,890.30-2,668.77

Finding the Fourth Proportional to 8,592.19, 12,890.30 and 2,668.77

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Solution

The fourth proportional to 8,592.19, 12,890.30 and 2,668.77 is: 4,003.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,592.19 : 12,890.30 = 2,668.77 : x
  2. Step 2: Convert to fraction form
    8,592.19/12,890.30 = 2,668.77/x
  3. Step 3: Cross multiply
    8,592.19x = 12,890.30 × 2,668.77
  4. Step 4: Simplify right side
    8,592.19x = 34,401,232.59
  5. Step 5: Solve for x
    x = 34,401,232.59/8,592.19
  6. Step 6: Final answer
    x = 4,003.78

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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.