Home / 7,265.08-10,899.65-3,105.33

Finding the Fourth Proportional to 7,265.08, 10,899.65 and 3,105.33

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Solution

The fourth proportional to 7,265.08, 10,899.65 and 3,105.33 is: 4,658.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,265.08 : 10,899.65 = 3,105.33 : x
  2. Step 2: Convert to fraction form
    7,265.08/10,899.65 = 3,105.33/x
  3. Step 3: Cross multiply
    7,265.08x = 10,899.65 × 3,105.33
  4. Step 4: Simplify right side
    7,265.08x = 33,847,010.13
  5. Step 5: Solve for x
    x = 33,847,010.13/7,265.08
  6. Step 6: Final answer
    x = 4,658.86

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1.5x scale

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.