Home / 8,250.12-11,349.24-7,237.26

Finding the Fourth Proportional to 8,250.12, 11,349.24 and 7,237.26

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Solution

The fourth proportional to 8,250.12, 11,349.24 and 7,237.26 is: 9,955.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,250.12 : 11,349.24 = 7,237.26 : x
  2. Step 2: Convert to fraction form
    8,250.12/11,349.24 = 7,237.26/x
  3. Step 3: Cross multiply
    8,250.12x = 11,349.24 × 7,237.26
  4. Step 4: Simplify right side
    8,250.12x = 82,137,400.68
  5. Step 5: Solve for x
    x = 82,137,400.68/8,250.12
  6. Step 6: Final answer
    x = 9,955.90

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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.