Home / 5,161.29-7,750.40-4,898.36

Finding the Fourth Proportional to 5,161.29, 7,750.40 and 4,898.36

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Solution

The fourth proportional to 5,161.29, 7,750.40 and 4,898.36 is: 7,355.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,161.29 : 7,750.40 = 4,898.36 : x
  2. Step 2: Convert to fraction form
    5,161.29/7,750.40 = 4,898.36/x
  3. Step 3: Cross multiply
    5,161.29x = 7,750.40 × 4,898.36
  4. Step 4: Simplify right side
    5,161.29x = 37,964,249.34
  5. Step 5: Solve for x
    x = 37,964,249.34/5,161.29
  6. Step 6: Final answer
    x = 7,355.57

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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.