Home / 4,653.18-6,421.91-2,664

Finding the Fourth Proportional to 4,653.18, 6,421.91 and 2,664

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Solution

The fourth proportional to 4,653.18, 6,421.91 and 2,664 is: 3,676.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,653.18 : 6,421.91 = 2,664 : x
  2. Step 2: Convert to fraction form
    4,653.18/6,421.91 = 2,664/x
  3. Step 3: Cross multiply
    4,653.18x = 6,421.91 × 2,664
  4. Step 4: Simplify right side
    4,653.18x = 17,107,954.92
  5. Step 5: Solve for x
    x = 17,107,954.92/4,653.18
  6. Step 6: Final answer
    x = 3,676.62

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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.