Home / 3,750.29-5,174.96-2,071.62

Finding the Fourth Proportional to 3,750.29, 5,174.96 and 2,071.62

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Solution

The fourth proportional to 3,750.29, 5,174.96 and 2,071.62 is: 2,858.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,750.29 : 5,174.96 = 2,071.62 : x
  2. Step 2: Convert to fraction form
    3,750.29/5,174.96 = 2,071.62/x
  3. Step 3: Cross multiply
    3,750.29x = 5,174.96 × 2,071.62
  4. Step 4: Simplify right side
    3,750.29x = 10,720,555.81
  5. Step 5: Solve for x
    x = 10,720,555.81/3,750.29
  6. Step 6: Final answer
    x = 2,858.59

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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.