Home / 9,424.21-14,133-2,758.87

Finding the Fourth Proportional to 9,424.21, 14,133 and 2,758.87

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Solution

The fourth proportional to 9,424.21, 14,133 and 2,758.87 is: 4,137.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,424.21 : 14,133 = 2,758.87 : x
  2. Step 2: Convert to fraction form
    9,424.21/14,133 = 2,758.87/x
  3. Step 3: Cross multiply
    9,424.21x = 14,133 × 2,758.87
  4. Step 4: Simplify right side
    9,424.21x = 38,991,109.71
  5. Step 5: Solve for x
    x = 38,991,109.71/9,424.21
  6. Step 6: Final answer
    x = 4,137.33

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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.