Home / 3,675.58-5,070.31-2,258.76

Finding the Fourth Proportional to 3,675.58, 5,070.31 and 2,258.76

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Solution

The fourth proportional to 3,675.58, 5,070.31 and 2,258.76 is: 3,115.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,675.58 : 5,070.31 = 2,258.76 : x
  2. Step 2: Convert to fraction form
    3,675.58/5,070.31 = 2,258.76/x
  3. Step 3: Cross multiply
    3,675.58x = 5,070.31 × 2,258.76
  4. Step 4: Simplify right side
    3,675.58x = 11,452,615.70
  5. Step 5: Solve for x
    x = 11,452,615.70/3,675.58
  6. Step 6: Final answer
    x = 3,115.86

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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.