Home / 3,453.45-4,767.56-2,695.60

Finding the Fourth Proportional to 3,453.45, 4,767.56 and 2,695.60

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Solution

The fourth proportional to 3,453.45, 4,767.56 and 2,695.60 is: 3,721.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,453.45 : 4,767.56 = 2,695.60 : x
  2. Step 2: Convert to fraction form
    3,453.45/4,767.56 = 2,695.60/x
  3. Step 3: Cross multiply
    3,453.45x = 4,767.56 × 2,695.60
  4. Step 4: Simplify right side
    3,453.45x = 12,851,434.74
  5. Step 5: Solve for x
    x = 12,851,434.74/3,453.45
  6. Step 6: Final answer
    x = 3,721.33

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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.