Home / 4,454.58-6,680.06-1,679.76

Finding the Fourth Proportional to 4,454.58, 6,680.06 and 1,679.76

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Solution

The fourth proportional to 4,454.58, 6,680.06 and 1,679.76 is: 2,518.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,454.58 : 6,680.06 = 1,679.76 : x
  2. Step 2: Convert to fraction form
    4,454.58/6,680.06 = 1,679.76/x
  3. Step 3: Cross multiply
    4,454.58x = 6,680.06 × 1,679.76
  4. Step 4: Simplify right side
    4,454.58x = 11,220,897.59
  5. Step 5: Solve for x
    x = 11,220,897.59/4,454.58
  6. Step 6: Final answer
    x = 2,518.96

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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.