Home / 4,738.12-6,538.94-2,642.25

Finding the Fourth Proportional to 4,738.12, 6,538.94 and 2,642.25

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Solution

The fourth proportional to 4,738.12, 6,538.94 and 2,642.25 is: 3,646.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,738.12 : 6,538.94 = 2,642.25 : x
  2. Step 2: Convert to fraction form
    4,738.12/6,538.94 = 2,642.25/x
  3. Step 3: Cross multiply
    4,738.12x = 6,538.94 × 2,642.25
  4. Step 4: Simplify right side
    4,738.12x = 17,277,468.31
  5. Step 5: Solve for x
    x = 17,277,468.31/4,738.12
  6. Step 6: Final answer
    x = 3,646.48

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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.