Home / 8,717.26-13,075.89-3,526.78

Finding the Fourth Proportional to 8,717.26, 13,075.89 and 3,526.78

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Solution

The fourth proportional to 8,717.26, 13,075.89 and 3,526.78 is: 5,290.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,717.26 : 13,075.89 = 3,526.78 : x
  2. Step 2: Convert to fraction form
    8,717.26/13,075.89 = 3,526.78/x
  3. Step 3: Cross multiply
    8,717.26x = 13,075.89 × 3,526.78
  4. Step 4: Simplify right side
    8,717.26x = 46,115,787.33
  5. Step 5: Solve for x
    x = 46,115,787.33/8,717.26
  6. Step 6: Final answer
    x = 5,290.17

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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.