Home / 10,634.63-14,675.78-5,919.82

Finding the Fourth Proportional to 10,634.63, 14,675.78 and 5,919.82

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Solution

The fourth proportional to 10,634.63, 14,675.78 and 5,919.82 is: 8,169.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,634.63 : 14,675.78 = 5,919.82 : x
  2. Step 2: Convert to fraction form
    10,634.63/14,675.78 = 5,919.82/x
  3. Step 3: Cross multiply
    10,634.63x = 14,675.78 × 5,919.82
  4. Step 4: Simplify right side
    10,634.63x = 86,877,954.07
  5. Step 5: Solve for x
    x = 86,877,954.07/10,634.63
  6. Step 6: Final answer
    x = 8,169.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.