Home / 4,558.40-6,288.36-3,927.84

Finding the Fourth Proportional to 4,558.40, 6,288.36 and 3,927.84

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Solution

The fourth proportional to 4,558.40, 6,288.36 and 3,927.84 is: 5,418.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,558.40 : 6,288.36 = 3,927.84 : x
  2. Step 2: Convert to fraction form
    4,558.40/6,288.36 = 3,927.84/x
  3. Step 3: Cross multiply
    4,558.40x = 6,288.36 × 3,927.84
  4. Step 4: Simplify right side
    4,558.40x = 24,699,671.94
  5. Step 5: Solve for x
    x = 24,699,671.94/4,558.40
  6. Step 6: Final answer
    x = 5,418.50

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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.