Home / 4,451.18-6,136.97-2,938.50

Finding the Fourth Proportional to 4,451.18, 6,136.97 and 2,938.50

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Solution

The fourth proportional to 4,451.18, 6,136.97 and 2,938.50 is: 4,051.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,451.18 : 6,136.97 = 2,938.50 : x
  2. Step 2: Convert to fraction form
    4,451.18/6,136.97 = 2,938.50/x
  3. Step 3: Cross multiply
    4,451.18x = 6,136.97 × 2,938.50
  4. Step 4: Simplify right side
    4,451.18x = 18,033,486.35
  5. Step 5: Solve for x
    x = 18,033,486.35/4,451.18
  6. Step 6: Final answer
    x = 4,051.39

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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.