Home / 8,786.07-13,177.69-2,941.31

Finding the Fourth Proportional to 8,786.07, 13,177.69 and 2,941.31

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Solution

The fourth proportional to 8,786.07, 13,177.69 and 2,941.31 is: 4,411.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,786.07 : 13,177.69 = 2,941.31 : x
  2. Step 2: Convert to fraction form
    8,786.07/13,177.69 = 2,941.31/x
  3. Step 3: Cross multiply
    8,786.07x = 13,177.69 × 2,941.31
  4. Step 4: Simplify right side
    8,786.07x = 38,759,696.96
  5. Step 5: Solve for x
    x = 38,759,696.96/8,786.07
  6. Step 6: Final answer
    x = 4,411.49

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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.