Home / 5,551.64-7,661.18-3,033.86

Finding the Fourth Proportional to 5,551.64, 7,661.18 and 3,033.86

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Solution

The fourth proportional to 5,551.64, 7,661.18 and 3,033.86 is: 4,186.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,551.64 : 7,661.18 = 3,033.86 : x
  2. Step 2: Convert to fraction form
    5,551.64/7,661.18 = 3,033.86/x
  3. Step 3: Cross multiply
    5,551.64x = 7,661.18 × 3,033.86
  4. Step 4: Simplify right side
    5,551.64x = 23,242,916.83
  5. Step 5: Solve for x
    x = 23,242,916.83/5,551.64
  6. Step 6: Final answer
    x = 4,186.68

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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.