Home / 10,289.19-14,198.97-5,812.93

Finding the Fourth Proportional to 10,289.19, 14,198.97 and 5,812.93

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Solution

The fourth proportional to 10,289.19, 14,198.97 and 5,812.93 is: 8,021.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,289.19 : 14,198.97 = 5,812.93 : x
  2. Step 2: Convert to fraction form
    10,289.19/14,198.97 = 5,812.93/x
  3. Step 3: Cross multiply
    10,289.19x = 14,198.97 × 5,812.93
  4. Step 4: Simplify right side
    10,289.19x = 82,537,618.68
  5. Step 5: Solve for x
    x = 82,537,618.68/10,289.19
  6. Step 6: Final answer
    x = 8,021.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.