Home / 10,045.67-15,069.51-2,650.64

Finding the Fourth Proportional to 10,045.67, 15,069.51 and 2,650.64

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Solution

The fourth proportional to 10,045.67, 15,069.51 and 2,650.64 is: 3,976.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,045.67 : 15,069.51 = 2,650.64 : x
  2. Step 2: Convert to fraction form
    10,045.67/15,069.51 = 2,650.64/x
  3. Step 3: Cross multiply
    10,045.67x = 15,069.51 × 2,650.64
  4. Step 4: Simplify right side
    10,045.67x = 39,943,770.64
  5. Step 5: Solve for x
    x = 39,943,770.64/10,045.67
  6. Step 6: Final answer
    x = 3,976.22

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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.