Home / 11,010.41-15,206.99-7,250.39

Finding the Fourth Proportional to 11,010.41, 15,206.99 and 7,250.39

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Solution

The fourth proportional to 11,010.41, 15,206.99 and 7,250.39 is: 10,013.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,010.41 : 15,206.99 = 7,250.39 : x
  2. Step 2: Convert to fraction form
    11,010.41/15,206.99 = 7,250.39/x
  3. Step 3: Cross multiply
    11,010.41x = 15,206.99 × 7,250.39
  4. Step 4: Simplify right side
    11,010.41x = 110,256,608.23
  5. Step 5: Solve for x
    x = 110,256,608.23/11,010.41
  6. Step 6: Final answer
    x = 10,013.85

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1.5x scale

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.