Home / 9,440.63-13,028.09-5,249.69

Finding the Fourth Proportional to 9,440.63, 13,028.09 and 5,249.69

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Solution

The fourth proportional to 9,440.63, 13,028.09 and 5,249.69 is: 7,244.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,440.63 : 13,028.09 = 5,249.69 : x
  2. Step 2: Convert to fraction form
    9,440.63/13,028.09 = 5,249.69/x
  3. Step 3: Cross multiply
    9,440.63x = 13,028.09 × 5,249.69
  4. Step 4: Simplify right side
    9,440.63x = 68,393,342.40
  5. Step 5: Solve for x
    x = 68,393,342.40/9,440.63
  6. Step 6: Final answer
    x = 7,244.58

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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.