Home / 3,973.52-5,476.41-3,515.26

Finding the Fourth Proportional to 3,973.52, 5,476.41 and 3,515.26

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Solution

The fourth proportional to 3,973.52, 5,476.41 and 3,515.26 is: 4,844.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,973.52 : 5,476.41 = 3,515.26 : x
  2. Step 2: Convert to fraction form
    3,973.52/5,476.41 = 3,515.26/x
  3. Step 3: Cross multiply
    3,973.52x = 5,476.41 × 3,515.26
  4. Step 4: Simplify right side
    3,973.52x = 19,250,977.63
  5. Step 5: Solve for x
    x = 19,250,977.63/3,973.52
  6. Step 6: Final answer
    x = 4,844.82

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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.