Home / 4,738.22-6,538.75-2,642.48

Finding the Fourth Proportional to 4,738.22, 6,538.75 and 2,642.48

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Solution

The fourth proportional to 4,738.22, 6,538.75 and 2,642.48 is: 3,646.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,738.22 : 6,538.75 = 2,642.48 : x
  2. Step 2: Convert to fraction form
    4,738.22/6,538.75 = 2,642.48/x
  3. Step 3: Cross multiply
    4,738.22x = 6,538.75 × 2,642.48
  4. Step 4: Simplify right side
    4,738.22x = 17,278,476.80
  5. Step 5: Solve for x
    x = 17,278,476.80/4,738.22
  6. Step 6: Final answer
    x = 3,646.62

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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.