Home / 11,104.81-15,325.51-6,324.96

Finding the Fourth Proportional to 11,104.81, 15,325.51 and 6,324.96

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Solution

The fourth proportional to 11,104.81, 15,325.51 and 6,324.96 is: 8,728.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,104.81 : 15,325.51 = 6,324.96 : x
  2. Step 2: Convert to fraction form
    11,104.81/15,325.51 = 6,324.96/x
  3. Step 3: Cross multiply
    11,104.81x = 15,325.51 × 6,324.96
  4. Step 4: Simplify right side
    11,104.81x = 96,933,161.10
  5. Step 5: Solve for x
    x = 96,933,161.10/11,104.81
  6. Step 6: Final answer
    x = 8,728.93

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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.