Home / 3,776.23-5,652.67-3,720.87

Finding the Fourth Proportional to 3,776.23, 5,652.67 and 3,720.87

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Solution

The fourth proportional to 3,776.23, 5,652.67 and 3,720.87 is: 5,569.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,776.23 : 5,652.67 = 3,720.87 : x
  2. Step 2: Convert to fraction form
    3,776.23/5,652.67 = 3,720.87/x
  3. Step 3: Cross multiply
    3,776.23x = 5,652.67 × 3,720.87
  4. Step 4: Simplify right side
    3,776.23x = 21,032,831.62
  5. Step 5: Solve for x
    x = 21,032,831.62/3,776.23
  6. Step 6: Final answer
    x = 5,569.80

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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.