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Finding the Fourth Proportional to 5,558.52, 7,673.94 and 4,435.86

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Solution

The fourth proportional to 5,558.52, 7,673.94 and 4,435.86 is: 6,124.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,558.52 : 7,673.94 = 4,435.86 : x
  2. Step 2: Convert to fraction form
    5,558.52/7,673.94 = 4,435.86/x
  3. Step 3: Cross multiply
    5,558.52x = 7,673.94 × 4,435.86
  4. Step 4: Simplify right side
    5,558.52x = 34,040,523.49
  5. Step 5: Solve for x
    x = 34,040,523.49/5,558.52
  6. Step 6: Final answer
    x = 6,124.03

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1.5x scale

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.