Home / 8,450.04-12,675.34-5,987.64

Finding the Fourth Proportional to 8,450.04, 12,675.34 and 5,987.64

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Solution

The fourth proportional to 8,450.04, 12,675.34 and 5,987.64 is: 8,981.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,450.04 : 12,675.34 = 5,987.64 : x
  2. Step 2: Convert to fraction form
    8,450.04/12,675.34 = 5,987.64/x
  3. Step 3: Cross multiply
    8,450.04x = 12,675.34 × 5,987.64
  4. Step 4: Simplify right side
    8,450.04x = 75,895,372.80
  5. Step 5: Solve for x
    x = 75,895,372.80/8,450.04
  6. Step 6: Final answer
    x = 8,981.66

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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.