Home / 7,057.80-10,582.65-2,126.52

Finding the Fourth Proportional to 7,057.80, 10,582.65 and 2,126.52

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Solution

The fourth proportional to 7,057.80, 10,582.65 and 2,126.52 is: 3,188.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,057.80 : 10,582.65 = 2,126.52 : x
  2. Step 2: Convert to fraction form
    7,057.80/10,582.65 = 2,126.52/x
  3. Step 3: Cross multiply
    7,057.80x = 10,582.65 × 2,126.52
  4. Step 4: Simplify right side
    7,057.80x = 22,504,216.88
  5. Step 5: Solve for x
    x = 22,504,216.88/7,057.80
  6. Step 6: Final answer
    x = 3,188.56

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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.