Home / 11,135.05-15,365.78-6,099.01

Finding the Fourth Proportional to 11,135.05, 15,365.78 and 6,099.01

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Solution

The fourth proportional to 11,135.05, 15,365.78 and 6,099.01 is: 8,416.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,135.05 : 15,365.78 = 6,099.01 : x
  2. Step 2: Convert to fraction form
    11,135.05/15,365.78 = 6,099.01/x
  3. Step 3: Cross multiply
    11,135.05x = 15,365.78 × 6,099.01
  4. Step 4: Simplify right side
    11,135.05x = 93,716,015.38
  5. Step 5: Solve for x
    x = 93,716,015.38/11,135.05
  6. Step 6: Final answer
    x = 8,416.31

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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.