Home / 3,746.76-5,211.84-3,675.48

Finding the Fourth Proportional to 3,746.76, 5,211.84 and 3,675.48

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Solution

The fourth proportional to 3,746.76, 5,211.84 and 3,675.48 is: 5,112.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,746.76 : 5,211.84 = 3,675.48 : x
  2. Step 2: Convert to fraction form
    3,746.76/5,211.84 = 3,675.48/x
  3. Step 3: Cross multiply
    3,746.76x = 5,211.84 × 3,675.48
  4. Step 4: Simplify right side
    3,746.76x = 19,156,013.68
  5. Step 5: Solve for x
    x = 19,156,013.68/3,746.76
  6. Step 6: Final answer
    x = 5,112.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.