Home / 5,401.08-8,101.62-1,505.48

Finding the Fourth Proportional to 5,401.08, 8,101.62 and 1,505.48

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Solution

The fourth proportional to 5,401.08, 8,101.62 and 1,505.48 is: 2,258.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,401.08 : 8,101.62 = 1,505.48 : x
  2. Step 2: Convert to fraction form
    5,401.08/8,101.62 = 1,505.48/x
  3. Step 3: Cross multiply
    5,401.08x = 8,101.62 × 1,505.48
  4. Step 4: Simplify right side
    5,401.08x = 12,196,826.88
  5. Step 5: Solve for x
    x = 12,196,826.88/5,401.08
  6. Step 6: Final answer
    x = 2,258.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.