Home / 7,426.24-11,139.46-2,495.91

Finding the Fourth Proportional to 7,426.24, 11,139.46 and 2,495.91

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Solution

The fourth proportional to 7,426.24, 11,139.46 and 2,495.91 is: 3,743.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,426.24 : 11,139.46 = 2,495.91 : x
  2. Step 2: Convert to fraction form
    7,426.24/11,139.46 = 2,495.91/x
  3. Step 3: Cross multiply
    7,426.24x = 11,139.46 × 2,495.91
  4. Step 4: Simplify right side
    7,426.24x = 27,803,083.37
  5. Step 5: Solve for x
    x = 27,803,083.37/7,426.24
  6. Step 6: Final answer
    x = 3,743.90

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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.