Home / 3,250.71-4,875.79-1,170.33

Finding the Fourth Proportional to 3,250.71, 4,875.79 and 1,170.33

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Solution

The fourth proportional to 3,250.71, 4,875.79 and 1,170.33 is: 1,755.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,250.71 : 4,875.79 = 1,170.33 : x
  2. Step 2: Convert to fraction form
    3,250.71/4,875.79 = 1,170.33/x
  3. Step 3: Cross multiply
    3,250.71x = 4,875.79 × 1,170.33
  4. Step 4: Simplify right side
    3,250.71x = 5,706,253.08
  5. Step 5: Solve for x
    x = 5,706,253.08/3,250.71
  6. Step 6: Final answer
    x = 1,755.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.