Home / 11,250.92-15,525.99-6,215.63

Finding the Fourth Proportional to 11,250.92, 15,525.99 and 6,215.63

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Solution

The fourth proportional to 11,250.92, 15,525.99 and 6,215.63 is: 8,577.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,250.92 : 15,525.99 = 6,215.63 : x
  2. Step 2: Convert to fraction form
    11,250.92/15,525.99 = 6,215.63/x
  3. Step 3: Cross multiply
    11,250.92x = 15,525.99 × 6,215.63
  4. Step 4: Simplify right side
    11,250.92x = 96,503,731.59
  5. Step 5: Solve for x
    x = 96,503,731.59/11,250.92
  6. Step 6: Final answer
    x = 8,577.41

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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.