Home / 8,265.24-11,400.48-5,122.98

Finding the Fourth Proportional to 8,265.24, 11,400.48 and 5,122.98

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Solution

The fourth proportional to 8,265.24, 11,400.48 and 5,122.98 is: 7,066.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,265.24 : 11,400.48 = 5,122.98 : x
  2. Step 2: Convert to fraction form
    8,265.24/11,400.48 = 5,122.98/x
  3. Step 3: Cross multiply
    8,265.24x = 11,400.48 × 5,122.98
  4. Step 4: Simplify right side
    8,265.24x = 58,404,431.03
  5. Step 5: Solve for x
    x = 58,404,431.03/8,265.24
  6. Step 6: Final answer
    x = 7,066.27

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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.