Home / 9,629.40-14,447.70-3,790.08

Finding the Fourth Proportional to 9,629.40, 14,447.70 and 3,790.08

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Solution

The fourth proportional to 9,629.40, 14,447.70 and 3,790.08 is: 5,686.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,629.40 : 14,447.70 = 3,790.08 : x
  2. Step 2: Convert to fraction form
    9,629.40/14,447.70 = 3,790.08/x
  3. Step 3: Cross multiply
    9,629.40x = 14,447.70 × 3,790.08
  4. Step 4: Simplify right side
    9,629.40x = 54,757,938.82
  5. Step 5: Solve for x
    x = 54,757,938.82/9,629.40
  6. Step 6: Final answer
    x = 5,686.54

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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.