Home / 8,790.99-13,186.48-3,596.86

Finding the Fourth Proportional to 8,790.99, 13,186.48 and 3,596.86

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Solution

The fourth proportional to 8,790.99, 13,186.48 and 3,596.86 is: 5,395.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,790.99 : 13,186.48 = 3,596.86 : x
  2. Step 2: Convert to fraction form
    8,790.99/13,186.48 = 3,596.86/x
  3. Step 3: Cross multiply
    8,790.99x = 13,186.48 × 3,596.86
  4. Step 4: Simplify right side
    8,790.99x = 47,429,922.45
  5. Step 5: Solve for x
    x = 47,429,922.45/8,790.99
  6. Step 6: Final answer
    x = 5,395.29

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Double scale
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Similar ratio
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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.