Home / 8,855.26-13,284.64-2,615.38

Finding the Fourth Proportional to 8,855.26, 13,284.64 and 2,615.38

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Solution

The fourth proportional to 8,855.26, 13,284.64 and 2,615.38 is: 3,923.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,855.26 : 13,284.64 = 2,615.38 : x
  2. Step 2: Convert to fraction form
    8,855.26/13,284.64 = 2,615.38/x
  3. Step 3: Cross multiply
    8,855.26x = 13,284.64 × 2,615.38
  4. Step 4: Simplify right side
    8,855.26x = 34,744,381.76
  5. Step 5: Solve for x
    x = 34,744,381.76/8,855.26
  6. Step 6: Final answer
    x = 3,923.59

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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.