Home / 10,450.55-15,676.30-4,125.43

Finding the Fourth Proportional to 10,450.55, 15,676.30 and 4,125.43

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Solution

The fourth proportional to 10,450.55, 15,676.30 and 4,125.43 is: 6,188.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,450.55 : 15,676.30 = 4,125.43 : x
  2. Step 2: Convert to fraction form
    10,450.55/15,676.30 = 4,125.43/x
  3. Step 3: Cross multiply
    10,450.55x = 15,676.30 × 4,125.43
  4. Step 4: Simplify right side
    10,450.55x = 64,671,503.06
  5. Step 5: Solve for x
    x = 64,671,503.06/10,450.55
  6. Step 6: Final answer
    x = 6,188.33

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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.