Home / 10,634.20-14,675.20-5,918.49

Finding the Fourth Proportional to 10,634.20, 14,675.20 and 5,918.49

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Solution

The fourth proportional to 10,634.20, 14,675.20 and 5,918.49 is: 8,167.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,634.20 : 14,675.20 = 5,918.49 : x
  2. Step 2: Convert to fraction form
    10,634.20/14,675.20 = 5,918.49/x
  3. Step 3: Cross multiply
    10,634.20x = 14,675.20 × 5,918.49
  4. Step 4: Simplify right side
    10,634.20x = 86,855,009.65
  5. Step 5: Solve for x
    x = 86,855,009.65/10,634.20
  6. Step 6: Final answer
    x = 8,167.52

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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.