Home / 4,638.60-6,949.68-3,854.01

Finding the Fourth Proportional to 4,638.60, 6,949.68 and 3,854.01

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Solution

The fourth proportional to 4,638.60, 6,949.68 and 3,854.01 is: 5,774.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,638.60 : 6,949.68 = 3,854.01 : x
  2. Step 2: Convert to fraction form
    4,638.60/6,949.68 = 3,854.01/x
  3. Step 3: Cross multiply
    4,638.60x = 6,949.68 × 3,854.01
  4. Step 4: Simplify right side
    4,638.60x = 26,784,136.22
  5. Step 5: Solve for x
    x = 26,784,136.22/4,638.60
  6. Step 6: Final answer
    x = 5,774.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.