Home / 10,514.90-15,772.29-2,617.37

Finding the Fourth Proportional to 10,514.90, 15,772.29 and 2,617.37

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Solution

The fourth proportional to 10,514.90, 15,772.29 and 2,617.37 is: 3,926.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,514.90 : 15,772.29 = 2,617.37 : x
  2. Step 2: Convert to fraction form
    10,514.90/15,772.29 = 2,617.37/x
  3. Step 3: Cross multiply
    10,514.90x = 15,772.29 × 2,617.37
  4. Step 4: Simplify right side
    10,514.90x = 41,281,977.87
  5. Step 5: Solve for x
    x = 41,281,977.87/10,514.90
  6. Step 6: Final answer
    x = 3,926.05

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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.