Home / 4,552.10-6,829.79-1,780.76

Finding the Fourth Proportional to 4,552.10, 6,829.79 and 1,780.76

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Solution

The fourth proportional to 4,552.10, 6,829.79 and 1,780.76 is: 2,671.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,552.10 : 6,829.79 = 1,780.76 : x
  2. Step 2: Convert to fraction form
    4,552.10/6,829.79 = 1,780.76/x
  3. Step 3: Cross multiply
    4,552.10x = 6,829.79 × 1,780.76
  4. Step 4: Simplify right side
    4,552.10x = 12,162,225.01
  5. Step 5: Solve for x
    x = 12,162,225.01/4,552.10
  6. Step 6: Final answer
    x = 2,671.78

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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.