Home / 11,030.21-15,222.03-6,316.01

Finding the Fourth Proportional to 11,030.21, 15,222.03 and 6,316.01

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Solution

The fourth proportional to 11,030.21, 15,222.03 and 6,316.01 is: 8,716.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,030.21 : 15,222.03 = 6,316.01 : x
  2. Step 2: Convert to fraction form
    11,030.21/15,222.03 = 6,316.01/x
  3. Step 3: Cross multiply
    11,030.21x = 15,222.03 × 6,316.01
  4. Step 4: Simplify right side
    11,030.21x = 96,142,493.70
  5. Step 5: Solve for x
    x = 96,142,493.70/11,030.21
  6. Step 6: Final answer
    x = 8,716.29

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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.