Home / 3,750.32-5,175.77-2,258.03

Finding the Fourth Proportional to 3,750.32, 5,175.77 and 2,258.03

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Solution

The fourth proportional to 3,750.32, 5,175.77 and 2,258.03 is: 3,116.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,750.32 : 5,175.77 = 2,258.03 : x
  2. Step 2: Convert to fraction form
    3,750.32/5,175.77 = 2,258.03/x
  3. Step 3: Cross multiply
    3,750.32x = 5,175.77 × 2,258.03
  4. Step 4: Simplify right side
    3,750.32x = 11,687,006.76
  5. Step 5: Solve for x
    x = 11,687,006.76/3,750.32
  6. Step 6: Final answer
    x = 3,116.27

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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.