Home / 3,471.35-4,791.78-2,358.05

Finding the Fourth Proportional to 3,471.35, 4,791.78 and 2,358.05

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Solution

The fourth proportional to 3,471.35, 4,791.78 and 2,358.05 is: 3,255.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,471.35 : 4,791.78 = 2,358.05 : x
  2. Step 2: Convert to fraction form
    3,471.35/4,791.78 = 2,358.05/x
  3. Step 3: Cross multiply
    3,471.35x = 4,791.78 × 2,358.05
  4. Step 4: Simplify right side
    3,471.35x = 11,299,256.83
  5. Step 5: Solve for x
    x = 11,299,256.83/3,471.35
  6. Step 6: Final answer
    x = 3,255.00

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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.