Home / 4,857.63-6,703.59-2,761.75

Finding the Fourth Proportional to 4,857.63, 6,703.59 and 2,761.75

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Solution

The fourth proportional to 4,857.63, 6,703.59 and 2,761.75 is: 3,811.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,857.63 : 6,703.59 = 2,761.75 : x
  2. Step 2: Convert to fraction form
    4,857.63/6,703.59 = 2,761.75/x
  3. Step 3: Cross multiply
    4,857.63x = 6,703.59 × 2,761.75
  4. Step 4: Simplify right side
    4,857.63x = 18,513,639.68
  5. Step 5: Solve for x
    x = 18,513,639.68/4,857.63
  6. Step 6: Final answer
    x = 3,811.25

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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.