Home / 4,550.51-6,821.71-1,776.54

Finding the Fourth Proportional to 4,550.51, 6,821.71 and 1,776.54

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Solution

The fourth proportional to 4,550.51, 6,821.71 and 1,776.54 is: 2,663.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,550.51 : 6,821.71 = 1,776.54 : x
  2. Step 2: Convert to fraction form
    4,550.51/6,821.71 = 1,776.54/x
  3. Step 3: Cross multiply
    4,550.51x = 6,821.71 × 1,776.54
  4. Step 4: Simplify right side
    4,550.51x = 12,119,031.80
  5. Step 5: Solve for x
    x = 12,119,031.80/4,550.51
  6. Step 6: Final answer
    x = 2,663.22

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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.