Home / 4,528.00-6,790.64-2,186.80

Finding the Fourth Proportional to 4,528.00, 6,790.64 and 2,186.80

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Solution

The fourth proportional to 4,528.00, 6,790.64 and 2,186.80 is: 3,279.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,528.00 : 6,790.64 = 2,186.80 : x
  2. Step 2: Convert to fraction form
    4,528.00/6,790.64 = 2,186.80/x
  3. Step 3: Cross multiply
    4,528.00x = 6,790.64 × 2,186.80
  4. Step 4: Simplify right side
    4,528.00x = 14,849,743.64
  5. Step 5: Solve for x
    x = 14,849,743.64/4,528.00
  6. Step 6: Final answer
    x = 3,279.54

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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.