Home / 8,450.58-12,672.24-2,904.47

Finding the Fourth Proportional to 8,450.58, 12,672.24 and 2,904.47

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Solution

The fourth proportional to 8,450.58, 12,672.24 and 2,904.47 is: 4,355.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,450.58 : 12,672.24 = 2,904.47 : x
  2. Step 2: Convert to fraction form
    8,450.58/12,672.24 = 2,904.47/x
  3. Step 3: Cross multiply
    8,450.58x = 12,672.24 × 2,904.47
  4. Step 4: Simplify right side
    8,450.58x = 36,806,077.55
  5. Step 5: Solve for x
    x = 36,806,077.55/8,450.58
  6. Step 6: Final answer
    x = 4,355.45

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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.