Home / 10,450.90-15,676.38-4,209.04

Finding the Fourth Proportional to 10,450.90, 15,676.38 and 4,209.04

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Solution

The fourth proportional to 10,450.90, 15,676.38 and 4,209.04 is: 6,313.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,450.90 : 15,676.38 = 4,209.04 : x
  2. Step 2: Convert to fraction form
    10,450.90/15,676.38 = 4,209.04/x
  3. Step 3: Cross multiply
    10,450.90x = 15,676.38 × 4,209.04
  4. Step 4: Simplify right side
    10,450.90x = 65,982,510.48
  5. Step 5: Solve for x
    x = 65,982,510.48/10,450.90
  6. Step 6: Final answer
    x = 6,313.57

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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.