Home / 11,235.31-15,505.66-6,200.01

Finding the Fourth Proportional to 11,235.31, 15,505.66 and 6,200.01

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Solution

The fourth proportional to 11,235.31, 15,505.66 and 6,200.01 is: 8,556.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,235.31 : 15,505.66 = 6,200.01 : x
  2. Step 2: Convert to fraction form
    11,235.31/15,505.66 = 6,200.01/x
  3. Step 3: Cross multiply
    11,235.31x = 15,505.66 × 6,200.01
  4. Step 4: Simplify right side
    11,235.31x = 96,135,254.81
  5. Step 5: Solve for x
    x = 96,135,254.81/11,235.31
  6. Step 6: Final answer
    x = 8,556.53

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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.