Home / 5,623.96-8,436.30-1,926.58

Finding the Fourth Proportional to 5,623.96, 8,436.30 and 1,926.58

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Solution

The fourth proportional to 5,623.96, 8,436.30 and 1,926.58 is: 2,889.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,623.96 : 8,436.30 = 1,926.58 : x
  2. Step 2: Convert to fraction form
    5,623.96/8,436.30 = 1,926.58/x
  3. Step 3: Cross multiply
    5,623.96x = 8,436.30 × 1,926.58
  4. Step 4: Simplify right side
    5,623.96x = 16,253,206.85
  5. Step 5: Solve for x
    x = 16,253,206.85/5,623.96
  6. Step 6: Final answer
    x = 2,889.99

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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.