Home / 4,738.09-6,538.32-2,641.81

Finding the Fourth Proportional to 4,738.09, 6,538.32 and 2,641.81

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Solution

The fourth proportional to 4,738.09, 6,538.32 and 2,641.81 is: 3,645.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,738.09 : 6,538.32 = 2,641.81 : x
  2. Step 2: Convert to fraction form
    4,738.09/6,538.32 = 2,641.81/x
  3. Step 3: Cross multiply
    4,738.09x = 6,538.32 × 2,641.81
  4. Step 4: Simplify right side
    4,738.09x = 17,272,953.26
  5. Step 5: Solve for x
    x = 17,272,953.26/4,738.09
  6. Step 6: Final answer
    x = 3,645.56

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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.