Home / 4,653.18-6,421.84-2,664.02

Finding the Fourth Proportional to 4,653.18, 6,421.84 and 2,664.02

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Solution

The fourth proportional to 4,653.18, 6,421.84 and 2,664.02 is: 3,676.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,653.18 : 6,421.84 = 2,664.02 : x
  2. Step 2: Convert to fraction form
    4,653.18/6,421.84 = 2,664.02/x
  3. Step 3: Cross multiply
    4,653.18x = 6,421.84 × 2,664.02
  4. Step 4: Simplify right side
    4,653.18x = 17,107,910.20
  5. Step 5: Solve for x
    x = 17,107,910.20/4,653.18
  6. Step 6: Final answer
    x = 3,676.61

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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.