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Finding the Fourth Proportional to 6,333.90, 9,500.50 and 1,950.80

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Solution

The fourth proportional to 6,333.90, 9,500.50 and 1,950.80 is: 2,926.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,333.90 : 9,500.50 = 1,950.80 : x
  2. Step 2: Convert to fraction form
    6,333.90/9,500.50 = 1,950.80/x
  3. Step 3: Cross multiply
    6,333.90x = 9,500.50 × 1,950.80
  4. Step 4: Simplify right side
    6,333.90x = 18,533,575.40
  5. Step 5: Solve for x
    x = 18,533,575.40/6,333.90
  6. Step 6: Final answer
    x = 2,926.09

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Double scale
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1.5x scale

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.