Home / 3,750.51-5,175.60-2,071.89

Finding the Fourth Proportional to 3,750.51, 5,175.60 and 2,071.89

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Solution

The fourth proportional to 3,750.51, 5,175.60 and 2,071.89 is: 2,859.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,750.51 : 5,175.60 = 2,071.89 : x
  2. Step 2: Convert to fraction form
    3,750.51/5,175.60 = 2,071.89/x
  3. Step 3: Cross multiply
    3,750.51x = 5,175.60 × 2,071.89
  4. Step 4: Simplify right side
    3,750.51x = 10,723,273.88
  5. Step 5: Solve for x
    x = 10,723,273.88/3,750.51
  6. Step 6: Final answer
    x = 2,859.15

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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.