Home / 8,450.28-12,675.42-4,746.96

Finding the Fourth Proportional to 8,450.28, 12,675.42 and 4,746.96

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Solution

The fourth proportional to 8,450.28, 12,675.42 and 4,746.96 is: 7,120.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,450.28 : 12,675.42 = 4,746.96 : x
  2. Step 2: Convert to fraction form
    8,450.28/12,675.42 = 4,746.96/x
  3. Step 3: Cross multiply
    8,450.28x = 12,675.42 × 4,746.96
  4. Step 4: Simplify right side
    8,450.28x = 60,169,711.72
  5. Step 5: Solve for x
    x = 60,169,711.72/8,450.28
  6. Step 6: Final answer
    x = 7,120.44

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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.