Home / 7,021.16-10,523.64-2,635.82

Finding the Fourth Proportional to 7,021.16, 10,523.64 and 2,635.82

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Solution

The fourth proportional to 7,021.16, 10,523.64 and 2,635.82 is: 3,950.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,021.16 : 10,523.64 = 2,635.82 : x
  2. Step 2: Convert to fraction form
    7,021.16/10,523.64 = 2,635.82/x
  3. Step 3: Cross multiply
    7,021.16x = 10,523.64 × 2,635.82
  4. Step 4: Simplify right side
    7,021.16x = 27,738,420.78
  5. Step 5: Solve for x
    x = 27,738,420.78/7,021.16
  6. Step 6: Final answer
    x = 3,950.69

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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.