Home / 6,621.38-9,935.51-2,673.61

Finding the Fourth Proportional to 6,621.38, 9,935.51 and 2,673.61

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Solution

The fourth proportional to 6,621.38, 9,935.51 and 2,673.61 is: 4,011.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,621.38 : 9,935.51 = 2,673.61 : x
  2. Step 2: Convert to fraction form
    6,621.38/9,935.51 = 2,673.61/x
  3. Step 3: Cross multiply
    6,621.38x = 9,935.51 × 2,673.61
  4. Step 4: Simplify right side
    6,621.38x = 26,563,655.72
  5. Step 5: Solve for x
    x = 26,563,655.72/6,621.38
  6. Step 6: Final answer
    x = 4,011.80

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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.