Home / 3,095.87-4,272.03-1,769.31

Finding the Fourth Proportional to 3,095.87, 4,272.03 and 1,769.31

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Solution

The fourth proportional to 3,095.87, 4,272.03 and 1,769.31 is: 2,441.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,095.87 : 4,272.03 = 1,769.31 : x
  2. Step 2: Convert to fraction form
    3,095.87/4,272.03 = 1,769.31/x
  3. Step 3: Cross multiply
    3,095.87x = 4,272.03 × 1,769.31
  4. Step 4: Simplify right side
    3,095.87x = 7,558,545.40
  5. Step 5: Solve for x
    x = 7,558,545.40/3,095.87
  6. Step 6: Final answer
    x = 2,441.50

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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.