Home / 11,015.41-15,201.53-6,539.18

Finding the Fourth Proportional to 11,015.41, 15,201.53 and 6,539.18

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Solution

The fourth proportional to 11,015.41, 15,201.53 and 6,539.18 is: 9,024.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,015.41 : 15,201.53 = 6,539.18 : x
  2. Step 2: Convert to fraction form
    11,015.41/15,201.53 = 6,539.18/x
  3. Step 3: Cross multiply
    11,015.41x = 15,201.53 × 6,539.18
  4. Step 4: Simplify right side
    11,015.41x = 99,405,489.25
  5. Step 5: Solve for x
    x = 99,405,489.25/11,015.41
  6. Step 6: Final answer
    x = 9,024.22

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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.