Home / 5,926.20-8,889.36-2,808.40

Finding the Fourth Proportional to 5,926.20, 8,889.36 and 2,808.40

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Solution

The fourth proportional to 5,926.20, 8,889.36 and 2,808.40 is: 4,212.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,926.20 : 8,889.36 = 2,808.40 : x
  2. Step 2: Convert to fraction form
    5,926.20/8,889.36 = 2,808.40/x
  3. Step 3: Cross multiply
    5,926.20x = 8,889.36 × 2,808.40
  4. Step 4: Simplify right side
    5,926.20x = 24,964,878.62
  5. Step 5: Solve for x
    x = 24,964,878.62/5,926.20
  6. Step 6: Final answer
    x = 4,212.63

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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.