Home / 10,423.23-15,638.22-3,850.35

Finding the Fourth Proportional to 10,423.23, 15,638.22 and 3,850.35

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Solution

The fourth proportional to 10,423.23, 15,638.22 and 3,850.35 is: 5,776.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,423.23 : 15,638.22 = 3,850.35 : x
  2. Step 2: Convert to fraction form
    10,423.23/15,638.22 = 3,850.35/x
  3. Step 3: Cross multiply
    10,423.23x = 15,638.22 × 3,850.35
  4. Step 4: Simplify right side
    10,423.23x = 60,212,620.38
  5. Step 5: Solve for x
    x = 60,212,620.38/10,423.23
  6. Step 6: Final answer
    x = 5,776.77

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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.