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Finding the Fourth Proportional to 5,855.69, 8,777.16 and 2,926.94

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Solution

The fourth proportional to 5,855.69, 8,777.16 and 2,926.94 is: 4,387.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,855.69 : 8,777.16 = 2,926.94 : x
  2. Step 2: Convert to fraction form
    5,855.69/8,777.16 = 2,926.94/x
  3. Step 3: Cross multiply
    5,855.69x = 8,777.16 × 2,926.94
  4. Step 4: Simplify right side
    5,855.69x = 25,690,176.80
  5. Step 5: Solve for x
    x = 25,690,176.80/5,855.69
  6. Step 6: Final answer
    x = 4,387.21

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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.