Home / 11,003.54-15,184.73-6,287.72

Finding the Fourth Proportional to 11,003.54, 15,184.73 and 6,287.72

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Solution

The fourth proportional to 11,003.54, 15,184.73 and 6,287.72 is: 8,676.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,003.54 : 15,184.73 = 6,287.72 : x
  2. Step 2: Convert to fraction form
    11,003.54/15,184.73 = 6,287.72/x
  3. Step 3: Cross multiply
    11,003.54x = 15,184.73 × 6,287.72
  4. Step 4: Simplify right side
    11,003.54x = 95,477,270.31
  5. Step 5: Solve for x
    x = 95,477,270.31/11,003.54
  6. Step 6: Final answer
    x = 8,676.96

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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.