Home / 3,370.41-4,651.12-1,878.24

Finding the Fourth Proportional to 3,370.41, 4,651.12 and 1,878.24

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Solution

The fourth proportional to 3,370.41, 4,651.12 and 1,878.24 is: 2,591.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,370.41 : 4,651.12 = 1,878.24 : x
  2. Step 2: Convert to fraction form
    3,370.41/4,651.12 = 1,878.24/x
  3. Step 3: Cross multiply
    3,370.41x = 4,651.12 × 1,878.24
  4. Step 4: Simplify right side
    3,370.41x = 8,735,913.26
  5. Step 5: Solve for x
    x = 8,735,913.26/3,370.41
  6. Step 6: Final answer
    x = 2,591.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.