Home / 10,625.24-15,938.94-4,387.88

Finding the Fourth Proportional to 10,625.24, 15,938.94 and 4,387.88

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Solution

The fourth proportional to 10,625.24, 15,938.94 and 4,387.88 is: 6,582.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,625.24 : 15,938.94 = 4,387.88 : x
  2. Step 2: Convert to fraction form
    10,625.24/15,938.94 = 4,387.88/x
  3. Step 3: Cross multiply
    10,625.24x = 15,938.94 × 4,387.88
  4. Step 4: Simplify right side
    10,625.24x = 69,938,156.05
  5. Step 5: Solve for x
    x = 69,938,156.05/10,625.24
  6. Step 6: Final answer
    x = 6,582.27

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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.