Home / 8,865.21-13,297.66-2,625.19

Finding the Fourth Proportional to 8,865.21, 13,297.66 and 2,625.19

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Solution

The fourth proportional to 8,865.21, 13,297.66 and 2,625.19 is: 3,937.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,865.21 : 13,297.66 = 2,625.19 : x
  2. Step 2: Convert to fraction form
    8,865.21/13,297.66 = 2,625.19/x
  3. Step 3: Cross multiply
    8,865.21x = 13,297.66 × 2,625.19
  4. Step 4: Simplify right side
    8,865.21x = 34,908,884.06
  5. Step 5: Solve for x
    x = 34,908,884.06/8,865.21
  6. Step 6: Final answer
    x = 3,937.74

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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.