Home / 1,919.08-2,878.85-1,701.73

Finding the Fourth Proportional to 1,919.08, 2,878.85 and 1,701.73

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Solution

The fourth proportional to 1,919.08, 2,878.85 and 1,701.73 is: 2,552.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,919.08 : 2,878.85 = 1,701.73 : x
  2. Step 2: Convert to fraction form
    1,919.08/2,878.85 = 1,701.73/x
  3. Step 3: Cross multiply
    1,919.08x = 2,878.85 × 1,701.73
  4. Step 4: Simplify right side
    1,919.08x = 4,899,025.41
  5. Step 5: Solve for x
    x = 4,899,025.41/1,919.08
  6. Step 6: Final answer
    x = 2,552.80

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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.